... belt pulleys c) Variable s 1) pulleys: a) V-belt pulleysb) Timing belt pulleysc) Variable speed pulleysd ... Sheave2) V-belts: SPZ, SPA, SPB, SPC; A, B, C, Z, wrapped V-belts, raw-edge V-belts, ... beltsV-belt pulley specifications: 1) European standard: a) V-belt pulleys for taper bushes: SPZ, SPA, ... ; OEM inquiries welcomed Timing pulley specifications:1) Models: a) XL037, L050, L075, L100, H075, H100, ...