BlackStar H100BS21 2 K2S - 100 Pitch Finished Bore Sprocket - 21 Tooth - 2" Bore 6.1/2" com/s/files/1/0666/7721/products/8M_and_14M_G_Sprockets_cea4e0e7-c3d3-4d91-80e2-f934c12306bf

com/s/files/1/0666/7721/products/8M_and_14M_G_Sprockets_cea4e0e7-c3d3-4d91-80e2-f934c12306bf

Pitch Profile 14M Pitch 14 mm Tooth Profile Modified Curvilinear Number of Teeth 85 Width 20mm Length 1190mm mm Material Neoprene Reinforcement Carbon Cord Color Black Temperature Range -30°F to 185°F

"text": "The 11/B144 is used for high-shock and high-vibration drives

com/products/d-and-d-14-bk146-heavy-duty-v-belt"

so a 3/A58 from any major manufacturer shares the same cross-section and length and runs on the same sheaves

BlackStar H100BS21 2 K2S - 100 Pitch Finished Bore Sprocket - 21 Tooth - 2" Bore 6.1/2" com/s/files/1/0666/7721/products/8M_and_14M_G_Sprockets_cea4e0e7-c3d3-4d91-80e2-f934c12306bfThe BlackStar H100BS21 2 K2S is a 100 pitch Finished Bore roller chain sprocket with 21 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 2" bore with keyway and set screws and is ready for immediate installation. Specifications Part Number H100BS21 2 K2S Chain Pitch 100 Number of Teeth 21 Bore Size 2"