Probe Industries Standard / Stock Replacement Wrist Pins are made from 1018 Steel and designed to deliver the ultimate in weight reduction while maintaining the ultimate in strength.
Probe Industries Taper Wall Wrist Pins are made from 8620 Steel and designed to deliver the ultimate in weight reduction while maintaining the ultimate in strength.
Probe Industries Tool Steel Wrist Pins are made from 52100 Bearing Steel and designed to deliver the ultimate in weight reduction while maintaining the ultimate in strength.