O.S. Engine - Ratchet Spring #1A/#10 - OSMG8160

This is the Ratchet spring for the following carbs: #1A, #1ABK, #15 & #2BK. This fits the 10-15 FP, 10 FSR, and the 12 CZ series. The ratchet is what holds the High speed needle into the Nozzle assembly. Features: Sturdy metal construction Length 7/16" Comments: This is a replacement part