BlackStar 50BS36 1 3/4 K2S - 50 Pitch Finished Bore Sprocket - 36 Tooth - 1-3/4" Bore 3.5/16" so the Megadyne SPZ1420 interchanges

so the Megadyne SPZ1420 interchanges with Gates

"name": "Does 7/3V850 ship from Houston

com/products/gates-qd4-8v24-80-super-hc-v-belt-sheave"

so a 150-S8M-2496 from any major manufacturer shares the same dimensions and runs on the same pulleys/sheaves

BlackStar 50BS36 1 3/4 K2S - 50 Pitch Finished Bore Sprocket - 36 Tooth - 1-3/4" Bore 3.5/16" so the Megadyne SPZ1420 interchangesThe BlackStar 50BS36 1 3 4 K2S is a 50 pitch Finished Bore roller chain sprocket with 36 teeth, precision manufactured from SAE 1045 steel and features machine cut tooth profiles for smooth, reliable chain engagement. This sprocket has a 1 3 4" bore with keyway and set screws and is ready for immediate installation. Specifications Part Number 50BS36 1 3 4 K2S Chain Pitch 50 Number of Teeth 36 Bore Size 1 3 4" Minimum Bore 3 4" Maximum Bore 1 15 16"