Large 4-40 Nylon Shear Pins - 20 pack
$ 11.99 · 4.9 (639) · In stock
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.
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