BlackStar 4545 2 3/8 STL - Taper Lock Bushing - 2 3/8" Bore Double com/s/files/1/0666/7721/products/8M_and_14M_G_Sprockets_8d2cf48c-6304-4f14-9a97-dcdd2d8b0e0f

com/s/files/1/0666/7721/products/8M_and_14M_G_Sprockets_8d2cf48c-6304-4f14-9a97-dcdd2d8b0e0f

com/products/d-and-d-1778-p14m-380-timing-belt"

com/s/files/1/0666/7721/products/3M_5M_8M_14M_HTD_Timing_Belt_dffdee6a-60cf-41cc-814e-3d922d01684f

Is 3/A103 the same as other brands' 3/A103

so the 18/C420 interchanges with Gates 18/C420

BlackStar 4545 2 3/8 STL - Taper Lock Bushing - 2 3/8" Bore Double com/s/files/1/0666/7721/products/8M_and_14M_G_Sprockets_8d2cf48c-6304-4f14-9a97-dcdd2d8b0e0fThe BlackStar 4545 2 3 8 STL is a 4545 series taper lock bushing with a 2 3 8" finished bore, precision manufactured from high grade steel. Taper Lock bushings provide a secure, concentric grip on the shaft through a precision machined taper, ensuring reliable power transmission. Specifications Part Number 4545 2 3 8 STL Bushing Type Taper Lock Series 4545 Bore Size 2 3 8" Minimum Bore 1 1 4" Maximum Bore 4 1 2" Outside Diameter 6. 590" Length 4 1 2"