1. Product Overview BT1-0132/QCL7C is single row separable tapered roller bearing, standard dimension 70×165×57mm, QCL7C refers to optimized stamped steel cage structure for stable roller guidance. Conical raceway and tapered roller design simultaneously bear heavy radial and one-way axial combined loads. Separable cone & cup structure simplifies installation, disassembly and maintenance. Open design supports supplementary relubrication, excellent impact resistance and