Features Specifications: Double sided timing belts (rubber or polyurethane) /double timing belt Shengzhou Hengli Industrial Belt Co., LTD., We offer full series of Rubber Belt, Poly-V belt, PU Timing belt,TT5 timing belt, Jointed/welded PU Belt, special belt(T10-3040, seamless AT20,T10-630),coating Linatex/APL/Tenax and its auxiliary pulley.At present, we have more than 4000 specifications of belts. 1. Our sleeve width is 200mm. 2. Double-side Timing Belts has two standard forms: ***we could make all PU double-side timing belts longer than 2 meters. Model DA Symmetrical arrangement of the two-side teeth; Model DB staggered arrangement of the two-side teeth. New products: (1)TT5 timing belt in Truly Endless, any length. (2)PU double-side timing belts longer than 2 meters. (3)Flex timing belts longer than 2 meters.