OS-79871180
OS-79871180 OS .21 Cylinder Head Screws M3x18mm (10)
Warning: Last items in stock!
Availability date:
OS-79871180 OS .21 Cylinder Head Screws M3x18mm (10)
Genuine hardened steel OS 3x18mm cap head screws, designed for use to retain the cooling cylinder head on OS and other brand big block .21 - .28 nitro engines featuring the same size screws.
As with most OS screws, these are extra hard for the best durability.