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READY SPROCKET HUB - TYPE R
R” Hubs – For Assembly With “AR” Plate Sprockets
Round bore hubs have standard keyway and 2 setscrews. Square, Hex and Splined bore hubs have set screws only.
Ready Sprockets are an assortment of sprockets and hubs drilled and tapped for simple, convenient assembly with standard hex head cap screws. For No. 35 through No. 100 Chain, with stock finished bore hubs to accommodate shaft sizes through 2-3/4″ diameter, plus a variety of square, hex, spline, and tapered key bores.
| Catalog Number | Hub Bore: Round | Hub Bore: Square | Hub Bore: Hex | Hub Bore: Spline |
| Ready Sprocket Hub Type R | ||||
| R10 | .5-1 | .75-.875 | .875, 1 | 1-6B, 1-10B, 1 1/4-6B |
| R12 | .5-1.25 | .75, .875, .937, 1 | .875, 1 | 1-6B, 1-10B, 1 1/4-6B, |
| 1 3/8-6B, 1 3/8-10B | ||||
| R15 | .5-1.5 | .75, .875, .937, 1, 1.125, 1.25 | .875, 1 | 1-6B, 1-10B, 1 1/4-6B, 1 3/8-6B, 1 3/8-10B |
| R17 | .5-1.75 | .75, .875, .937, 1, 1.125, 1.25 | .875, 1 | 1-6B, 1-10B, 1 1/4-6B, 1 3/8-6B, 1 3/8-10B |
| R22 | .625-2.25 | |||
| R27 | 1-2.75 |
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