BlackStar 50A23 3 7/16 - 50 Pitch A-Plate Sprocket - 23 Tooth - 3-7/16" Bore T20 Section Prefer our D&D Global equivalent:

Prefer our D&D Global equivalent: SPZ1077 V-Belt

525 mm Tooth Profile Trapezoidal Number of Teeth 541 Width 7/16" Length 202

so the 4/5VX1320 interchanges with Gates 4/5VX1320

"name":"Continental 8GTR-2240-12 FALCON V-Belt — 8M Section

The 336-8M-85 is a timing belt from D&D Global's Dura-Sync Torque - 8M Series line

BlackStar 50A23 3 7/16 - 50 Pitch A-Plate Sprocket - 23 Tooth - 3-7/16" Bore T20 Section Prefer our D&D Global equivalent:The BlackStar 50A23 3 7 16 is a 50 pitch A Plate roller chain sprocket with 23 teeth, precision manufactured from SAE 1045 steel and features machine cut tooth profiles for smooth, reliable chain engagement. This sprocket has a 3 7 16" bore and is ready for immediate installation. Specifications Part Number 50A23 3 7 16 Chain Pitch 50 Number of Teeth 23 Bore Size 3 7 16" Bore Type Plain Bore Hub Style A Plate Strand Count Single Material Steel Outside