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    • Mooney Aircraft Models
    • Robinson Helicopter Models
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  • Cessna Models
  • Cirrus Design
  • Luscomb Models
  • Maule Aircraft Models
  • Piper Models
  • Mooney Aircraft Models
  • Robinson Helicopter Models
  • Rockwell Commander 112 / 114 Models
  • Taylorcraft Models
  • Van's Aircraft / RV Models
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    • HANGAR SALE

    • Aero Commander Models

    • Aeronca Models

    • American Champion Models

    • Beechcraft Models

    • Cessna Models

    • Cirrus Design

    • Luscomb Models

    • Maule Aircraft Models

    • Piper Models

    • Mooney Aircraft Models

    • Robinson Helicopter Models

    • Rockwell Commander 112 / 114 Models

    • Taylorcraft Models

    • Van's Aircraft / RV Models

    • Brake and Wheel Parts

    • Electronics

    • Hardware

    • Lighting

    • Maintenance Supplies

    • Oil, Oil Filters and Spark Plugs

    • Pilot Supplies

    • Wheel Bearings

    • The Aviator Collection
      • Twin Comanche PA-30, PA-39 Propeller Set

        sku: 30PROP

        Speed Propellers, Set of Two. Piper Twin Comanche PA-30 / PA-39

        MSRP:
        Was:
        Now: $34,110.00
        Choose Options
      • Piper Twin Comanche PA-30 / PA-39 Spinner Set

        sku: 30SPIN

        Speed Spinners, Set of Two. Piper Twin Comanche PA-30 / PA-39

        MSRP:
        Was:
        Now: $6,112.00
        Choose Options
      • Whelen A625 Wing Tip / Tail Strobe Assy

        sku: 005-A625

        Whelen A625 Wing Tip & Tail Strobe Assy. Part 01-0770058-03

        MSRP:
        Was:
        Now: $262.00
        Add to Cart
      • Whelen A470AR Head Assembly Red Lens

        sku: 005-A470AR

        Whelen A470AR Strobe Head Assembly Red Lens.

        MSRP:
        Was:
        Now: $295.00
        Add to Cart
      • Whelen A470AS Head Assembly Split Red/White Lens

        sku: 005-A470AS

        Whelen A470AS Strobe Head Assembly, Red / White Lens.

        MSRP:
        Was:
        Now: $257.00
        Add to Cart
      • Whelen Models OR5001V or OR5002V. Part Numbers 01-0771774V01 and 01-0771774V02. Position Strobe combination

        sku: 005-OR500V

        Whelen Orion OR500 Combination LED Tail Strobe / Position Light 12V or 24V.

        MSRP:
        Was:
        Now: $519.75
        Choose Options
      • Whelen 7155412 LED Tail Position Vertical Mount 14VDC    01-0770034-00

        sku: 005-7155412

        Whelen 7155412 LED Tail Position Vertical Mount 14VDC 01-0770034-00

        MSRP:
        Was:
        Now: $281.25
        Add to Cart
      • Whelen 7155411 LED Position Light

        sku: 005-7155411

        Whelen 7155411 LED Tail Position Horizontal Mount 14VDC 01-0771554-11

        MSRP:
        Was:
        Now: $281.25
        Add to Cart
      • Whelen 7101102 LED Tail Position Vertical Mount 28VDC

        sku: 005-7155402

        Whelen 7155402 LED Tail Position Light, Vertical Mount 28VDC 01-0771554-02

        MSRP:
        Was:
        Now: $281.25
        Add to Cart
      • Whelen 7155401, 01-0771554-01  LED Tail Position Horizontal Mount 28VDC

        sku: 005-7155401

        Whelen 7155401 LED Tail Position Light, Horizontal Mount 28VDC 01-0771554-01

        MSRP:
        Was:
        Now: $281.25
        Add to Cart
      • 6-32 X 1/4" AN526C632R4 Machine Screw

        sku: AN526C632R4

        6-32 X 1/4" AN526C632R4 Machine Screw

        MSRP:
        Was:
        Now: $0.12
        Add to Cart
      • Whelen mounting ring. Whelen part 19-130074-009, A440

        sku: 005-A440

        Whelen A440 Mounting Adapter. HRCFA series and SACF series. 19-130074-009

        MSRP:
        Was:
        Now: $76.00
        Add to Cart
      • SALE
        Whelen H102 07-730068-000 from Knots 2U.

        sku: 005-H102

        Whelen H102 Mounting Adapter Ring. 07-730068-000

        MSRP:
        Was: $27.00
        Now: $14.00
        Add to Cart
      • Vortex Generator Kit Knots 2U

        sku: VGKIT1924

        Beechcraft 19 / 23 / 24 Vortex Generator Kit,

        MSRP:
        Was:
        Now: $1,595.00
        Choose Options
      • Vortex Generator Kit Knots 2U

        sku: VGKIT33

        Vortex Generator Kit, Beechcraft Bonanza 33 Models

        MSRP:
        Was:
        Now: $1,595.00
        Choose Options
      • Vortex Generator Kit Knots 2U

        sku: VGKIT55

        Vortex Generator Kit, Beechcraft 55, A, B, C, D, & E Models

        MSRP:
        Was:
        Now: $2,695.00
        Choose Options
      • Vortex Generator Kit Knots 2U

        sku: VGKITPA44

        Vortex Generator Kit, Piper PA-44-180 / 180T Models

        MSRP:
        Was:
        Now: $2,145.00
        Choose Options
      • Vortex Generator Kit Knots 2U

        sku: VGKITPA3039

        Vortex Generator Kit, Piper PA-30 / 39 Models

        MSRP:
        Was:
        Now: $2,145.00
        Choose Options
      • Vortex Generator Kit Knots 2U

        sku: VGKITPA23250

        Vortex Generator Kit, Piper PA-23-250 Models

        MSRP:
        Was:
        Now: $2,145.00
        Choose Options
      • Vortex Generator Kit Knots 2U

        sku: VGKITPA32HB

        Vortex Generator Kit, Piper PA-32-260/300/R300 Models

        MSRP:
        Was:
        Now: $1,595.00
        Choose Options
      • Vortex Generator Kit Knots 2U

        sku: VGKITPA24

        Vortex Generator Kit, Piper PA-24 Models

        MSRP:
        Was:
        Now: $1,595.00
        Choose Options
      • Vortex Generator Kit Knots 2U

        sku: VGKITPA11

        Vortex Generator Kit, Piper PA-11 Models

        MSRP:
        Was:
        Now: $750.00
        Choose Options
      • Vortex Generator Kit Knots 2U

        sku: VGKIT320BF

        Vortex Generator Kit, Cessna 320B thru 320F Models

        MSRP:
        Was:
        Now: $2,145.00
        Choose Options
      • Micro Vortex Generator Knots 2U

        sku: VGKIT337

        Vortex Generator Kit, Cessna 336 / 337 Models

        MSRP:
        Was:
        Now: $2,145.00
        Choose Options
      • Micro Vortex Generator Knots 2U

        sku: VGKIT310GH

        Vortex Generator Kit, Cessna 310G / 310H Models

        MSRP:
        Was:
        Now: $2,145.00
        Choose Options
      • Micro Vortex Generator Knots 2U

        sku: VGKIT205

        Vortex Generator Kit, Cessna 205 Models

        MSRP:
        Was:
        Now: $1,595.00
        Choose Options
      • Micro Vortex Generator Knots 2U

        sku: VGKIT182A

        Vortex Generator Kit, Cessna 182 / 182A / 182B Models

        MSRP:
        Was:
        Now: $1,595.00
        Choose Options
      • Micro Vortex Generator Knots 2U

        sku: VGKIT180185

        Vortex Generator Kit, Cessna 180 / 185 Models

        MSRP:
        Was:
        Now: $1,595.00
        Choose Options
      • Micro Vortex Generator Knots 2U

        sku: VGKIT177

        Vortex Generator Kit, Cessna 177 Models

        MSRP:
        Was:
        Now: $1,595.00
        Choose Options
      • Micro Vortex Generator Knots 2U

        sku: VGKIT172175

        Vortex Generator Kit, Cessna 172 & 175 Straight Tail Models

        MSRP:
        Was:
        Now: $1,595.00
        Choose Options
      • Vortex Generator Kit Knots 2U

        sku: VGKITPA28

        Vortex Generator Kit, Piper PA-28 Series

        MSRP:
        Was:
        Now: $1,595.00
        Choose Options
      • Whelen A427 Strobe Tube Assy. Part Number 02-0250274-00

        sku: 005-A427

        Whelen A427, Strobe Tube Assy, Teardrop Style. Whelen 02-0250274-00

        MSRP:
        Was:
        Now: $165.00
        Add to Cart
      • Whelen A467 Gasket. Whelen part number 38-0230039-00

        sku: 005-A467

        Whelen A467 Gasket. Whelen 38-0230039-00

        MSRP:
        Was:
        Now: $17.60
        Add to Cart
      • Whelen Clamp Ring, Nylon.    Model 5068500    P/N 01-0450685-00

        sku: 005-5068500

        Whelen 5068500 Clamp Ring, Nylon. 01-0450685-00

        MSRP:
        Was:
        Now: $25.10
        Add to Cart
      • Whelen A610 Wing Tip Strobe Tube, Single Engine Cessna 1972 and Later

        sku: 005-A610

        Whelen A610 Wing Tip Strobe Tube. 02-0250276-00

        MSRP:
        Was:
        Now: $158.00
        Add to Cart
      • Vortex Generator Kit Knots 2U

        sku: VGKIT35

        Vortex Generator Kit, Beechcraft Bonanza 35 Models

        MSRP:
        Was:
        Now: $1,595.00
        Choose Options
    • Twin Comanche PA-30, PA-39 Propeller Set

      Speed Propellers, Set of Two. Piper Twin Comanche PA-30 / PA-39

      Knots 2U is pleased to offer the latest in Hartzell propeller designs specifically STC'd for the Twin Comanche.  This new propeller uses a "D Twist" blade which unloads the tips and improves performance while costing considerably less than...
      MSRP:
      Was:
      Now: $34,110.00
      Choose Options
    • Piper Twin Comanche PA-30 / PA-39 Spinner Set

      Speed Spinners, Set of Two. Piper Twin Comanche PA-30 / PA-39

      Knots 2U offers a smooth sleek spinner for the Twin Comanche aircraft. It is STC'd for both standard and counter rotating models. The spinner is designed for superior aerodynamics by reducing the size of the openings around the prop. It also...
      MSRP:
      Was:
      Now: $6,112.00
      Choose Options
    • Whelen A625 Wing Tip / Tail Strobe Assy

      Whelen A625 Wing Tip & Tail Strobe Assy. Part 01-0770058-03

      The model A625 has many different applications. It can be used for aircraft with tip-tanks with enclosed position lights (under a fairing), or as an add-on strobe on the wing or the tail. Part Number: A625 Approval Basis: FAA/PMA ...
      MSRP:
      Was:
      Now: $262.00
      Add to Cart
    • Whelen A470AR Head Assembly Red Lens

      Whelen A470AR Strobe Head Assembly Red Lens.

      A remote strobe light assembly, compatible with all Whelen power supplies. It can be installed on the fuselage or the vertical fin. The unique polycarbonate optic lens and reflector design, re-directs stray light rays into the horizontal plane to...
      MSRP:
      Was:
      Now: $295.00
      Add to Cart
    • Whelen A470AS Head Assembly Split Red/White Lens

      Whelen A470AS Strobe Head Assembly, Red / White Lens.

      A remote strobe light assembly, compatible with all Whelen power supplies. It can be installed on the fuselage or the vertical fin. The unique polycarbonate optic lens and reflector design, re-directs stray light rays into the horizontal plane to...
      MSRP:
      Was:
      Now: $257.00
      Add to Cart
    • Whelen Models OR5001V or OR5002V. Part Numbers 01-0771774V01 and 01-0771774V02. Position Strobe combination

      Whelen Orion OR500 Combination LED Tail Strobe / Position Light 12V or 24V.

      Whelen Engineering is proud to introduce the NEW ORION500 Series of FAA/TSO approved LED aviation lighting. Incorporating the latest state-of-the-art LED Technology available in an all-inclusive package, the ORION500 series eliminates the need for...
      MSRP:
      Was:
      Now: $519.75
      Choose Options
    • Whelen 7155412 LED Tail Position Vertical Mount 14VDC    01-0770034-00

      Whelen 7155412 LED Tail Position Vertical Mount 14VDC 01-0770034-00

      71011 series are LED Tail Position lights designed to replace the existing "oldstyle" taillights typically seen mounted on most general aviation, corporate, and helicopter applications. They have all the advantages associated with using LED's as a...
      MSRP:
      Was:
      Now: $281.25
      Add to Cart
    • Whelen 7155411 LED Position Light

      Whelen 7155411 LED Tail Position Horizontal Mount 14VDC 01-0771554-11

      71011 series are LED Tail Position lights designed to replace the existing "oldstyle" taillights typically seen mounted on most general aviation, corporate, and helicopter applications. They have all the advantages associated with using LED's as a...
      MSRP:
      Was:
      Now: $281.25
      Add to Cart
    • Whelen 7101102 LED Tail Position Vertical Mount 28VDC

      Whelen 7155402 LED Tail Position Light, Vertical Mount 28VDC 01-0771554-02

      71011 series are LED Tail Position lights designed to replace the existing "oldstyle" taillights typically seen mounted on most general aviation, corporate, and helicopter applications. They have all the advantages associated with using LED's as a...
      MSRP:
      Was:
      Now: $281.25
      Add to Cart
    • Whelen 7155401, 01-0771554-01  LED Tail Position Horizontal Mount 28VDC

      Whelen 7155401 LED Tail Position Light, Horizontal Mount 28VDC 01-0771554-01

      71011 series are LED Tail Position lights designed to replace the existing "oldstyle" taillights typically seen mounted on most general aviation, corporate, and helicopter applications. They have all the advantages associated with using LED's as a...
      MSRP:
      Was:
      Now: $281.25
      Add to Cart
    • 6-32 X 1/4" AN526C632R4 Machine Screw

      6-32 X 1/4" AN526C632R4 Machine Screw

      Weight 0.002 lb Alternate Part Number AN526C6R4 NSN 5305-00-559-0078 NIIN 00-559-0078 Part (unpuctuated) AN526C632R4 Country of Origin USA
      MSRP:
      Was:
      Now: $0.12
      Add to Cart
    • Whelen mounting ring. Whelen part 19-130074-009, A440

      Whelen A440 Mounting Adapter. HRCFA series and SACF series. 19-130074-009

      A440 mounting adapter is for fuselage installations for the HRCFA series and SACF series. Approvals: FAA/FMA Part Number: A440 Approval Basis: FAA/FMA Replaces: n/a  Aircraft Eligibility: Virtually all models Typical...
      MSRP:
      Was:
      Now: $76.00
      Add to Cart
    • SALE
      Whelen H102 07-730068-000 from Knots 2U.

      Whelen H102 Mounting Adapter Ring. 07-730068-000

      5 Left in Stock Designed for the model A470A or model A450 series remote strobe lighthead assemblies. The model H102 allows flush mounting of the lighthead to the skin of the fuselage or the vertical stabilizer on later model Cessna Single engines...
      MSRP:
      Was: $27.00
      Now: $14.00
      Add to Cart
    • Vortex Generator Kit Knots 2U

      Beechcraft 19 / 23 / 24 Vortex Generator Kit,

      Micro Vortex Generators are small aluminum blades placed in a spanwise line aft of the leading edge of the wing and tail surfaces. They control airflow over the upper surface of the wing by creating vortices that energize the boundary layer. This...
      MSRP:
      Was:
      Now: $1,595.00
      Choose Options
    • Vortex Generator Kit Knots 2U

      Vortex Generator Kit, Beechcraft Bonanza 33 Models

      Micro Vortex Generators are small aluminum blades placed in a spanwise line aft of the leading edge of the wing and tail surfaces. They control airflow over the upper surface of the wing by creating vortices that energize the boundary layer. This...
      MSRP:
      Was:
      Now: $1,595.00
      Choose Options
    • Vortex Generator Kit Knots 2U

      Vortex Generator Kit, Beechcraft 55, A, B, C, D, & E Models

      Micro Vortex Generators are small aluminum blades placed in a spanwise line aft of the leading edge of the wing and tail surfaces. They control airflow over the upper surface of the wing by creating vortices that energize the boundary layer. This...
      MSRP:
      Was:
      Now: $2,695.00
      Choose Options
    • Vortex Generator Kit Knots 2U

      Vortex Generator Kit, Piper PA-44-180 / 180T Models

      Micro Vortex Generators are small aluminum blades placed in a spanwise line aft of the leading edge of the wing and tail surfaces. They control airflow over the upper surface of the wing by creating vortices that energize the boundary layer. This...
      MSRP:
      Was:
      Now: $2,145.00
      Choose Options
    • Vortex Generator Kit Knots 2U

      Vortex Generator Kit, Piper PA-30 / 39 Models

      Micro Vortex Generators are small aluminum blades placed in a spanwise line aft of the leading edge of the wing and tail surfaces. They control airflow over the upper surface of the wing by creating vortices that energize the boundary layer. This...
      MSRP:
      Was:
      Now: $2,145.00
      Choose Options
    • Vortex Generator Kit Knots 2U

      Vortex Generator Kit, Piper PA-23-250 Models

      Micro Vortex Generators are small aluminum blades placed in a spanwise line aft of the leading edge of the wing and tail surfaces. They control airflow over the upper surface of the wing by creating vortices that energize the boundary layer. This...
      MSRP:
      Was:
      Now: $2,145.00
      Choose Options
    • Vortex Generator Kit Knots 2U

      Vortex Generator Kit, Piper PA-32-260/300/R300 Models

      Micro Vortex Generators are small aluminum blades placed in a spanwise line aft of the leading edge of the wing and tail surfaces. They control airflow over the upper surface of the wing by creating vortices that energize the boundary layer. This...
      MSRP:
      Was:
      Now: $1,595.00
      Choose Options
    • Vortex Generator Kit Knots 2U

      Vortex Generator Kit, Piper PA-24 Models

      Micro Vortex Generators are small aluminum blades placed in a spanwise line aft of the leading edge of the wing and tail surfaces. They control airflow over the upper surface of the wing by creating vortices that energize the boundary layer. This...
      MSRP:
      Was:
      Now: $1,595.00
      Choose Options
    • Vortex Generator Kit Knots 2U

      Vortex Generator Kit, Piper PA-11 Models

      Micro Vortex Generators are small aluminum blades placed in a spanwise line aft of the leading edge of the wing and tail surfaces. They control airflow over the upper surface of the wing by creating vortices that energize the boundary layer. This...
      MSRP:
      Was:
      Now: $750.00
      Choose Options
    • Vortex Generator Kit Knots 2U

      Vortex Generator Kit, Cessna 320B thru 320F Models

      Micro Vortex Generators are small aluminum blades placed in a spanwise line aft of the leading edge of the wing and tail surfaces. They control airflow over the upper surface of the wing by creating vortices that energize the boundary layer. This...
      MSRP:
      Was:
      Now: $2,145.00
      Choose Options
    • Micro Vortex Generator Knots 2U

      Vortex Generator Kit, Cessna 336 / 337 Models

      Micro Vortex Generators are small aluminum blades placed in a spanwise line aft of the leading edge of the wing and tail surfaces. They control airflow over the upper surface of the wing by creating vortices that energize the boundary layer. This...
      MSRP:
      Was:
      Now: $2,145.00
      Choose Options
    • Micro Vortex Generator Knots 2U

      Vortex Generator Kit, Cessna 310G / 310H Models

      Micro Vortex Generators are small aluminum blades placed in a spanwise line aft of the leading edge of the wing and tail surfaces. They control airflow over the upper surface of the wing by creating vortices that energize the boundary layer. This...
      MSRP:
      Was:
      Now: $2,145.00
      Choose Options
    • Micro Vortex Generator Knots 2U

      Vortex Generator Kit, Cessna 205 Models

      Micro Vortex Generators are small aluminum blades placed in a spanwise line aft of the leading edge of the wing and tail surfaces. They control airflow over the upper surface of the wing by creating vortices that energize the boundary layer. This...
      MSRP:
      Was:
      Now: $1,595.00
      Choose Options
    • Micro Vortex Generator Knots 2U

      Vortex Generator Kit, Cessna 182 / 182A / 182B Models

      Micro Vortex Generators are small aluminum blades placed in a spanwise line aft of the leading edge of the wing and tail surfaces. They control airflow over the upper surface of the wing by creating vortices that energize the boundary layer. This...
      MSRP:
      Was:
      Now: $1,595.00
      Choose Options
    • Micro Vortex Generator Knots 2U

      Vortex Generator Kit, Cessna 180 / 185 Models

      Micro Vortex Generators are small aluminum blades placed in a spanwise line aft of the leading edge of the wing and tail surfaces. They control airflow over the upper surface of the wing by creating vortices that energize the boundary layer. This...
      MSRP:
      Was:
      Now: $1,595.00
      Choose Options
    • Micro Vortex Generator Knots 2U

      Vortex Generator Kit, Cessna 177 Models

      Micro Vortex Generators are small aluminum blades placed in a spanwise line aft of the leading edge of the wing and tail surfaces. They control airflow over the upper surface of the wing by creating vortices that energize the boundary layer. This...
      MSRP:
      Was:
      Now: $1,595.00
      Choose Options
    • Micro Vortex Generator Knots 2U

      Vortex Generator Kit, Cessna 172 & 175 Straight Tail Models

      Micro Vortex Generators are small aluminum blades placed in a spanwise line aft of the leading edge of the wing and tail surfaces. They control airflow over the upper surface of the wing by creating vortices that energize the boundary layer. This...
      MSRP:
      Was:
      Now: $1,595.00
      Choose Options
    • Vortex Generator Kit Knots 2U

      Vortex Generator Kit, Piper PA-28 Series

      Benefits Reduced STALL SPEED 5 MPH! FAA STC Approved Easy One Day Installation Improved Characteristics Complete Kit VG Locations Micro VG Kit consists of 88 Vortex Generators mounted FULL SPAN on the wings, just aft of the leading...
      MSRP:
      Was:
      Now: $1,595.00
      Choose Options
    • Whelen A427 Strobe Tube Assy. Part Number 02-0250274-00

      Whelen A427, Strobe Tube Assy, Teardrop Style. Whelen 02-0250274-00

        Part Number: A427 Approval Basis: FAA Approved Typical Lead Time: Stock
      MSRP:
      Was:
      Now: $165.00
      Add to Cart
    • Whelen A467 Gasket. Whelen part number 38-0230039-00

      Whelen A467 Gasket. Whelen 38-0230039-00

      This is a replacement Whelen gasket used on 70509 and A470A series. Whelen part number 38-0230039-00 Part Number: A467 Replaces: Whelen 38-0230039-00 Typical Lead Time: Stock Finish: Black Specifications: Fits...
      MSRP:
      Was:
      Now: $17.60
      Add to Cart
    • Whelen Clamp Ring, Nylon.    Model 5068500    P/N 01-0450685-00

      Whelen 5068500 Clamp Ring, Nylon. 01-0450685-00

      This is a replacement Whelen 5068500 Flashing Anti-Collision Light Clamp Ring Assembly - Nylon used on 70509 and A470A series Part Number: 5068500 Approval Basis: n/a Replaces: n/a  Aircraft Eligibility: n/a Typical...
      MSRP:
      Was:
      Now: $25.10
      Add to Cart
    • Whelen A610 Wing Tip Strobe Tube, Single Engine Cessna 1972 and Later

      Whelen A610 Wing Tip Strobe Tube. 02-0250276-00

       A610 flash tube and A612 glass lens are used for installing wingtip strobes.  The A612 lens unique magnifying design increasesthe horizontal plane's light intensity by two to three times. They are used for custom installations or spare...
      MSRP:
      Was:
      Now: $158.00
      Add to Cart
    • Vortex Generator Kit Knots 2U

      Vortex Generator Kit, Beechcraft Bonanza 35 Models

      Micro Vortex Generators are small aluminum blades placed in a spanwise line aft of the leading edge of the wing and tail surfaces. They control airflow over the upper surface of the wing by creating vortices that energize the boundary layer. This...
      MSRP:
      Was:
      Now: $1,595.00
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