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"gtin12":"072053919042"}
"sku":"180J23-D&D"
"mpn":"TB072053741865"
com/s/files/1/0666/7721/products/QD_Sheave_6e5c411b-de69-428b-895d-cc5ba3fc5088
BlackStar 50BS57 1 1/4 K2S - 50 Pitch Finished Bore Sprocket - 57 Tooth - 1-1/4" Bore 8MK Section "gtin12":"072053919042"}The BlackStar 50BS57 1 1 4 K2S is a 50 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 50BS57 1 1 4 K2S Chain Pitch 50 Number of Teeth 57 Bore Size 1 1 4" Minimum Bore 1" Maximum Bore 1 15 16" Bore
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