BlackStar 120J60 LH - 120 Pitch QD Sprocket - 60 Tooth Light Duty Bored The 3/B112 has a 21/32"

The 3/B112 has a 21/32" width

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The Megadyne 4/D360 is a banded (4-rib) D V-belt with a 364

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BlackStar 120J60 LH - 120 Pitch QD Sprocket - 60 Tooth Light Duty Bored The 3/B112 has a 21/32"The BlackStar 120J60 LH is a 120 pitch QD roller chain sprocket with 60 teeth, precision manufactured from SAE 1045 steel and features machine cut tooth profiles for smooth, reliable chain engagement. This sprocket requires a QD Type J Bushing (sold separately). Specifications Part Number 120J60 LH Chain Pitch 120 Number of Teeth 60 Maximum Bore 4 7 16" Bore Type QD Hub Style QD Bushing Required QD Type J Bushing Strand Count Single Material Steel