A-P8X70-AI Roll Pin, 8 MM x 70 MM, 2 packTwo New Aftermarket Roll Pins, 8 MM x 70 MM 2 Pack This listing includes two (2) aftermarket replacement roll pins measuring 8 MM in diameter x 70 MM in length. Roll pins (also called spring pins or slotted spring pins) are hollow cylindrical fasteners with a longitudinal slot that allows the pin to compress on installation, creating a tight, secure fit in the mating hole. They are widely used throughout agricultural equipment, construction machinery,