We inspect each piece of bearing by ourselves ahead of shipping.Our merchandise range also handles locking assemblies (clamping factors/locking system), taper bushes, QD bushes, bolt-on hubs, torque limiters, shaft collars, motor bases and motor slides, chain detachers, chain guides, common joint, rod finishes and yokes. If you need any details or samples, you should get in touch with us and you will have our shortly reply.