BlackStar Q1 65MM - Split Taper Bushing - 65MM" Bore TL4535 so a 1210H100 from any

so a 1210H100 from any major manufacturer shares the same dimensions and runs on the same pulleys/sheaves

The 3408-8M-30 is a timing belt from D&D Global's Dura-Sync Torque - 8M Series line

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The Gates T10-890-100 Synchro-Power Polyurethane Belts 77622527 is a synchronous timing belt with T10-pitch profile

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BlackStar Q1 65MM - Split Taper Bushing - 65MM" Bore TL4535 so a 1210H100 from anyThe BlackStar Q1 65MM is a Q1 series split taper bushing with a 65MM" finished bore, precision manufactured from high grade steel. Split Taper bushings use a two piece split design for easy shaft mounting and are ideal for sheaves, sprockets, and couplings. Specifications Part Number Q1 65MM Bushing Type Split Taper Series Q1 Bore Size 65MM" Minimum Bore 3 4" Maximum Bore 2 1 16" Outside Diameter 2. 875" Length 2 1 2" Material Steel Approx. Weight 3.