BlackStar 80BS45 1 5/8 K2S - 80 Pitch Finished Bore Sprocket - 45 Tooth - 1-5/8" Bore Multi-Speed The 6/B158 is a banded

The 6/B158 is a banded v-belt from D&D Global's Dura-Prime Band Classical - B Series line

"name": "What is 390H150US used for

"name":"Gates 432XL037 PowerGrip Timing Belts"

The 1120H200 is a timing belt from D&D Global's Dura-Premium Torque - H Series line

BlackStar 80BS45 1 5/8 K2S - 80 Pitch Finished Bore Sprocket - 45 Tooth - 1-5/8" Bore Multi-Speed The 6/B158 is a bandedThe BlackStar 80BS45 1 5 8 K2S is a 80 pitch Finished Bore roller chain sprocket with 45 teeth, precision manufactured from SAE 1045 steel and features machine cut tooth profiles for smooth, reliable chain engagement. This sprocket has a 1 5 8" bore with keyway and set screws and is ready for immediate installation. Specifications Part Number 80BS45 1 5 8 K2S Chain Pitch 80 Number of Teeth 45 Bore Size 1 5 8" Minimum Bore 1 3 8" Maximum Bore 2 15 16"