... belt sheave,Taper bushing, QD bushing, split bushing, taper lock standard belt pulley, V belt pulley, AK BK sheave, belt sheave ... -belts, cogged V-belts V-beltpulley specifications:1) European standard: a) V-belt pulleys for taper bushings: SPZ, SPA, SPB, SPC; up to ... pulleys and conveyor belt pulleys2) American standard: a) Sheaves for taper bushings: 3V, 5V, 8V b) Sheaves for QD bushings: 3V, 5V, 8V ...