BlackStar 60BS51 1 3/4 K2S - 60 Pitch Finished Bore Sprocket - 51 Tooth - 1-3/4" Bore PowerGrip Timing Pulley Prefer our D&D Global equivalent:

Prefer our D&D Global equivalent: D&D Global 15/B61 Banded V-Belt - B Section

v=1630681933"

3/8V1700 is a standardized industry size

"name":"41PK1420 Micro V Belt K Section 1420mm OC 41 Ribs Diesel Belting"

v=1698959115"

BlackStar 60BS51 1 3/4 K2S - 60 Pitch Finished Bore Sprocket - 51 Tooth - 1-3/4" Bore PowerGrip Timing Pulley Prefer our D&D Global equivalent:The BlackStar 60BS51 1 3 4 K2S is a 60 pitch Finished Bore roller chain sprocket with 51 teeth, precision manufactured from SAE 1045 steel and features machine cut tooth profiles for smooth, reliable chain engagement. This sprocket has a 1 3 4" bore with keyway and set screws and is ready for immediate installation. Specifications Part Number 60BS51 1 3 4 K2S Chain Pitch 60 Number of Teeth 51 Bore Size 1 3 4" Minimum Bore 1" Maximum Bore 2 7 16" Bore