BlackStar 4-8V3550M - QD Sheave flexco-alligator-27 Prefer our D&D Global equivalent:

Prefer our D&D Global equivalent: 8/5VX450E Banded V-Belt

com/s/files/1/0666/7721/products/3M_5M_8M_14M_HTD_Timing_Belt_14448e81-4381-476b-a87c-32f0c0ace345

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The 3/3V1120 has a 3/8" width

Martin SF 2 STL

BlackStar 4-8V3550M - QD Sheave flexco-alligator-27 Prefer our D&D Global equivalent:The BlackStar 4 8V3550M is a 4 groove qd sheave for 8V section belts, manufactured from cast iron. Requires a QD Type M Bushing (sold separately). Specifications Part Number 4 8V3550M Product Type QD Sheave Number of Grooves 4 Belt Profile 8V Bushing Required QD Type M Bushing Material Cast Iron Approx. Weight 5. 0 lbs Pitch Diameter 35. 5" Outside Diameter 36. 24" Compatible Belts 8V Bushing Required This sheave requires a QD Type M Bushing to mount