... ,XH,XXH) HTP Timing pulleys(3M,5M,8M,14M,20M),T/AT Timing pulleys (T2.5,T5 ... ,T10,T20,AT5,AT10),et synchronous belt pulley (XL,L,H,XH,XXH) HTP Timing ... pulleys(3M,5M,8M,14M,20M),T/AT Timing pulleys(T2.5,T5 ... ,T10,T20,AT5,AT10),BTL Timing pulleys( ... can also supply the flanges of the timing pulleys according to the pulleys part ...