... elements, flexible couplings, gears,torque limiters; ISO9001-2008 power transmission parts Reach Jiayuan Timing Belt Pulley specifications:1.Straight-bore ... : MXL,XL,L,H,T2.5,T5,T10,AT5,AT10,3M,5M,8M,14M;2.Taper ... Material: Aluminium alloy, Carton steel, Cast iron, Stainless steel;5.Surface treament: Anodic oxidation, Blackening, Zinc Plating,Phosphatization;6.Teeth ...