BlackStar H100BS13 1 7/8 K2S - 100 Pitch Finished Bore Sprocket - 13 Tooth - 1-7/8" Bore XXH a 40° sheave angle and

a 40° sheave angle and a 43 in (Outside Circumference)

"mpn":"300-S8M-624-D&D"

so a 8/5V530 from any major manufacturer shares the same dimensions and runs on the same pulleys/sheaves

"name": "What are the dimensions of 2/CX103

BlackStar H100BS13 1 7/8 K2S - 100 Pitch Finished Bore Sprocket - 13 Tooth - 1-7/8" Bore XXH a 40° sheave angle andThe BlackStar H100BS13 1 7 8 K2S is a 100 pitch Finished Bore roller chain sprocket with 13 teeth, precision manufactured from SAE 1045 steel with induction hardened teeth for extended wear life and features machine cut tooth profiles for smooth, reliable chain engagement. This sprocket has a 1 7 8" bore with keyway and set screws and is ready for immediate installation. Specifications Part Number H100BS13 1 7 8 K2S Chain Pitch 100 Number of Teeth 13