BlackStar H40BS22 1 7/16 K2S - 40 Pitch Finished Bore Sprocket - 22 Tooth - 1-7/16" Bore B com/s/files/1/0666/7721/products/QD_Sheave_82ebbcf0-1f7c-4e0c-a790-12f89ec098dd

com/s/files/1/0666/7721/products/QD_Sheave_82ebbcf0-1f7c-4e0c-a790-12f89ec098dd

com/s/files/1/0666/7721/products/Poly_V_Belt_Conti_95f430d0-a92e-4e91-87ce-d4ca6d6cb252

"sku":"TB072053922080"

"sku":"TB072053007817"

so the Megadyne C65 interchanges with Gates

BlackStar H40BS22 1 7/16 K2S - 40 Pitch Finished Bore Sprocket - 22 Tooth - 1-7/16" Bore B com/s/files/1/0666/7721/products/QD_Sheave_82ebbcf0-1f7c-4e0c-a790-12f89ec098ddThe BlackStar H40BS22 1 7 16 K2S is a 40 pitch Finished Bore roller chain sprocket with 22 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 16" bore with keyway and set screws and is ready for immediate installation. Specifications Part Number H40BS22 1 7 16 K2S Chain Pitch 40 Number of Teeth 22