Allstar Performance 33.5" Solid Axle - 31 Spline R07C15M Backing pads are designed to

Backing pads are designed to work with sanders that have a 5/8"-11 arbor

aggressive sipes to increase traction

1/4 in Diameter

and includes new bearing races

Allstar Performance 33.5" Solid Axle - 31 Spline R07C15M Backing pads are designed toAxles fit most "floating style" quick change and Ford 9" rear ends. 31 spline axles are available solid or gun drilled to reduce weight. Use with 31 spline differential or spool and 24 spline drive flanges. Specialty items for the Shop, Trailer and Track. The Allstar Performance brand offers thousands of hard to find, specialty items that cover many segments in the performance aftermarket. For over 30 years, customers worldwide have come to rely on