BlackStar 50BS39 1 1/4 K2S - 50 Pitch Finished Bore Sprocket - 39 Tooth - 1-1/4" Bore M Section "text": "2/BX150 has a top

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The 20/A60 is a banded v-belt from D&D Global's Dura-Prime Band Classical - A Series line

BlackStar 50BS39 1 1/4 K2S - 50 Pitch Finished Bore Sprocket - 39 Tooth - 1-1/4" Bore M Section "text": "2/BX150 has a topThe BlackStar 50BS39 1 1 4 K2S is a 50 pitch Finished Bore roller chain sprocket with 39 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 50BS39 1 1 4 K2S Chain Pitch 50 Number of Teeth 39 Bore Size 1 1 4" Minimum Bore 3 4" Maximum Bore 1 15 16"