OS-79871150
OS-79871150 OS .12 Cylinder Head Screws M3x15mm (10)
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OS-79871150 OS .12 Cylinder Head Screws M3x15mm (10)
Genuine hardened steel OS 3x15mm cap head screws, designed for use to retain the cooling cylinder head on OS and other brand small block .12 - .18 nitro engines featuring the same size screws.
As with most OS screws, these are extra hard for the best durability.