The Supertech 18×10×44.30mm H13 wrist pin is a piston pin designed to join the piston to the connecting rod in engine assemblies, supplied in the 18×10×44.30mm H13 size for direct replacement when that dimension is specified. Made from H13 tool steel per the listing, it is suitable for piston rebuilds and engine reassembly applications; confirm the dimension against your specifications before installation.
Supertech 18x10x 44.30mm H13 Wrist Pin