Pivot Works began operations in 1999 as the first company in the world to manufacture and market complete bearing and seal kits to the power sports market. The original supplier of chassis and suspension rebuild components for dirt bike and ATVs. Improvement over O.E.M. wheel collars, O-ring seals out water and debris from hub between collar and axle. Military spec hard anodized. Resists corrosion and rust. Includes bearings, seals, watertight wheel collars, and an extra set of O-rings. Includes Chevron Starplex® EP lubricating grease to ease installation. Backed by a lifetime replacement offer!