This product has been discontinued by the manufacturer and has been superseded by Sierra 18-3722-9Sierra 18-3722 Stainless Steel Locknut Sierra high quality parts are designed to meet OEM...
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Add to CartSierra 18-3153 Stainless Steel Bolt
For lower unit anodes, bearing carriers, 45 hp and up and Cobra, 5 hp lower engine covers.
Size: 1/4" x 20 x 1/2"
Head Style: Hex
Interchangeable with:
California Residents:
WARNING
Cancer and Reproductive Harm -
P65Warnings.ca.gov