... Conveyor idlers g) Taper lock pulleys h) Timing pulleys i) Sheave2) V-belts: SPZ, SPA, SPB, SPC; A, B ... , C, Z, wrapped V-belts, raw-edge V-belts, cogged V-beltsV-belt pulley specifications: 1) European standard ... SPC; up to 10 grooves b) Adjustable speed V-belt pulleys and variable speed pulleys c) Flat belt ... duplex, triplex and plate-wheel sprockets are available V-Belt Pulleys SPZ/8, SPA/1, SPA/2 ...