BlackStar H140E23 - 140 Pitch QD Sprocket - 23 Tooth TL1610 "text": "The 7/B59 is rated

"text": "The 7/B59 is rated for continuous operation from -22°F to 176°F

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BlackStar H140E23 - 140 Pitch QD Sprocket - 23 Tooth TL1610 "text": "The 7/B59 is ratedThe BlackStar H140E23 is a 140 pitch QD roller chain sprocket with 23 teeth, precision manufactured from SAE 1045 steel with induction hardened teeth for extended wear life and features machine cut tooth profiles for smooth, reliable chain engagement. This sprocket requires a QD Type E Bushing (sold separately). Specifications Part Number H140E23 Chain Pitch 140 Number of Teeth 23 Bore Type QD Hub Style QD Bushing Required QD Type E Bushing Strand