Large 4-40 Nylon Shear Pins - 20 pack

Large shear pins are used to prevent premature separation of the nose cone from the rocket prior to ejection. These 4-40 threaded nylon screws are easy to install, and are the standard for high power flyers that want more holding power than a standard 2-56 shear pin.

Large 4-40 Nylon Shear Pins - 20 pack

3M Scotch-Weld PUR Adhesive TE040, Off-White, 5 Gallon Drum (36 lb

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Large 4-40 Nylon Shear Pins - 20 pack

These precision machined inserts allow you to use real metal screws to hold the sections of your rocket together. This allows you to assemble the

4-40 Vindicoat Aluminum Fastener Inserts

1/4-inch Forged Eye Bolt