This is a pack of two optional Team Associated B6 Factory Team Aluminum Rear Hub Link Inserts. Replace your stock rear hub inserts for these stronger ones! These anodized 7075 aluminum parts will keep the ball studs in place more securely.Features: Strengthens stock 6-series rear hubs, preventing ball stud from twisting in the hub Direct replacement for stock inserts Made from 7075 aluminum Anodized in Factory Team blue Allows for both high and low ball stud heights Fits B6, B6D, B64, B64D vehicles