The Supertech 21×11×54.30mm H13 tool steel wrist pin is a piston pin designed to connect piston and connecting rod in engine assemblies, supplied in the 21×11×54.30mm H13 dimension for precise replacement. Listed as H13 tool steel, it suits piston rebuilds and engine assembly work requiring that exact size and material; verify the measurements prior to installation to ensure correct fitment.
Supertech 21x11x54.30mm H13 Tool Steel Pin Wrist Pin