QuadBoss Tapered DAC Bearing Kits offer great static performance and dynamic load capacity. The high-performance, tapered bearing delivers a 95% static load and 86% load carrying capabilities, on average, when compared to standard DAC bearings. High contact, double-lip seal with armor shield. O-rings feature a sealed ID to provide superior water and dirt exclusion. 52100 bearings are hardened and tempered steel for maximum durability.