BlackStar 50BS43 1 3/8 K2S - 50 Pitch Finished Bore Sprocket - 43 Tooth - 1-3/8" Bore Narrow Take-Up with Pin "mpn": "4L420K"

"mpn": "4L420K"

Does 4/B68 ship from Houston

"mpn":"15/A167-D&D"

so the Megadyne 10/D180 interchanges with Gates

so a 6/B103 from any major manufacturer shares the same cross-section and length and runs on the same sheaves

BlackStar 50BS43 1 3/8 K2S - 50 Pitch Finished Bore Sprocket - 43 Tooth - 1-3/8" Bore Narrow Take-Up with Pin "mpn": "4L420K"The BlackStar 50BS43 1 3 8 K2S is a 50 pitch Finished Bore roller chain sprocket with 43 teeth, precision manufactured from SAE 1045 steel and features machine cut tooth profiles for smooth, reliable chain engagement. This sprocket has a 1 3 8" bore with keyway and set screws and is ready for immediate installation. Specifications Part Number 50BS43 1 3 8 K2S Chain Pitch 50 Number of Teeth 43 Bore Size 1 3 8" Minimum Bore 3 4" Maximum Bore 1 15 16"