standard or non standard sprockets,made according to ISO, DIN,ANSI,JIS,BS standard Material: AL, STEEL, CAST IRON We made professional timing pulley, the products export to EU, USA, ASIA market for many years and wins good reputation.Material: steel, Aluminum, plasticType:MXL, XL,L,H,XH,XXH,T2.5,T5,T10,T20,AT5,AT10,AT20 timing belt pulley timing belts
