BlackStar 3-3V335SH STL - QD Sheave H Section The D&D Global 1042MXL012 is

The D&D Global 1042MXL012 is a synchronous timing belt with MXL-pitch profile

The Bando 7PK2225 Automotive Serpentine Belt is a Micro-V (multi-ribbed) belt with Micro-V ribbed PK-section dimensions

Continental SPZ1850

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BlackStar 3-3V335SH STL - QD Sheave H Section The D&D Global 1042MXL012 isThe BlackStar 3 3V335SH STL is a 3 groove qd sheave for 3V section belts, manufactured from cast iron. Requires a QD Type SH Bushing (sold separately). Specifications Part Number 3 3V335SH STL Product Type QD Sheave Number of Grooves 3 Belt Profile 3V Outside Diameter 3. 35" Bushing Required QD Type SH Bushing Material Cast Iron Approx. Weight 2. 100 lbs Pitch Diameter 33. 5" Compatible Belts 3V Bushing Required This sheave requires a QD Type SH