End Stop shaft Collars Fits over rail assembly for precision shafting. End Stop Collar ESC-Series Bore Sizes: 1/2" through Yueqing Bethel Shaft Collar Manufacturing Co.,Ltd. Was established in 1972, the former Mechanical & Electrical Accessories Factory of Yueqing City. After thirty-year development, It has been enlarging and improving itself. It is an ISO9002 certified Enterprise, specialized in manufacturing various specifications of sheaves. Zinc-plated Shaft Collars, Single and Double Split Collars, Stainless Steel Shaft Collars, S-style Split Collars, XTH, XTB, QD, BM Style Split Taper Bushings, Ductile iron shaft collars and all kinds of Weld-on Hubs, Taper-Licked Bushings etc. Our annual capacity is over 10,000,000 PCS. Aimed at To put up quality to the first position and To put credit worthiness above everything else, with powerful and skillful technical force, advanced production equipment, perfect managing System make the quality stable, The products are well received by the customers, enjoying a very high reputation in U.S.A and European markets. Bethel warmly welcoming guests from both abroad and home, appreciates your esteem advice and playing an active role in promotion of foreign trade exchange.