BlackStar 40BS50 7/8 K2S - 40 Pitch Finished Bore Sprocket - 50 Tooth - 7/8" Bore Turner "text": "The B163 is used

"text": "The B163 is used for general-purpose industrial drives

com/products/d-and-d-10-5v4000-v-belt"

so a 2/B128 from any major manufacturer shares the same dimensions and runs on the same pulleys/sheaves

"name": "What are the dimensions of 150-S5M-710

so the XPA1982 interchanges with Gates XPA1982

BlackStar 40BS50 7/8 K2S - 40 Pitch Finished Bore Sprocket - 50 Tooth - 7/8" Bore Turner "text": "The B163 is usedThe BlackStar 40BS50 7 8 K2S is a 40 pitch Finished Bore roller chain sprocket with 50 teeth, precision manufactured from SAE 1045 steel and features machine cut tooth profiles for smooth, reliable chain engagement. This sprocket has a 7 8" bore with keyway and set screws and is ready for immediate installation. Specifications Part Number 40BS50 7 8 K2S Chain Pitch 40 Number of Teeth 50 Bore Size 7 8" Minimum Bore 5 8" Maximum Bore 1 1 2" Bore Type