BlackStar 40BS57 1 1/4 K2S - 40 Pitch Finished Bore Sprocket - 57 Tooth - 1-1/4" Bore Light Duty Sheaves - QT Bushed com/s/files/1/0666/7721/products/Banded_Kevlar_V_Belt_2df11a5b-a6d9-4f35-a428-03080be3d59a

com/s/files/1/0666/7721/products/Banded_Kevlar_V_Belt_2df11a5b-a6d9-4f35-a428-03080be3d59a

"name":"D&D Global 15/AK119 Heavy-Duty V-Belt - A Section

com/s/files/1/0666/7721/products/Micro_VBelt_stock_photo_edit_0bee723c-4133-4a79-8114-11d0fa53f750

The 9/3VX450 has a 3/8" width

"mpn":"TB072053262797"

BlackStar 40BS57 1 1/4 K2S - 40 Pitch Finished Bore Sprocket - 57 Tooth - 1-1/4" Bore Light Duty Sheaves - QT Bushed com/s/files/1/0666/7721/products/Banded_Kevlar_V_Belt_2df11a5b-a6d9-4f35-a428-03080be3d59aThe BlackStar 40BS57 1 1 4 K2S is a 40 pitch Finished Bore roller chain sprocket with 57 teeth, precision manufactured from SAE 1045 steel and features machine cut tooth profiles for smooth, reliable chain engagement. This sprocket has a 1 1 4" bore with keyway and set screws and is ready for immediate installation. Specifications Part Number 40BS57 1 1 4 K2S Chain Pitch 40 Number of Teeth 57 Bore Size 1 1 4" Minimum Bore 5 8" Maximum Bore 1 1 2" Bore