1.Standard Poly Chain Timing Pulley PCGT 14M 2.High and stable quality 3.Working with ... 4.ISO9001:2008 Reach Jiayuan Cast Iron Poly-Chain Timing Pulley 1.Material: Aluminium alloy, Carbon steel, Cast iron, Stainless steel ... , S8M, 8MGT,14MGT, 5. Taper bush and pilot bore6.Timing pulley bar 3M,5M,8M,MXL,XL,L T2.5 T5 ... . Stable quality level Cast Iron GG25 Poly Chain PCGT14M Timing Pulley