This is a wear pad holder on the up/down portion of the wheel lift by MillerIndustries. It is bolted on by tow bolts and there are 2 wear pad holders perwheel lift. This wear pad holder fits the following wreckers: Vulcan 880/890,Modular 880/890 and 896/897. See Features for related hardware and Brochuresfor reference charts.Related Hardware: (4ea) 3/8″-16 x 7/8″ Bolt (12-0400141) (4ea) 3/8″ Lock Washer (12-0400482)