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Product Specifications:
| Item | Bushing |
| Bolt Circle Dia. | 4 5/8" |
| Bore Dia. | 3 3/4" |
| Cap Screw Size | 3/8"-16 x 1 3/4" |
| Flange Dia. | 5 3/8" |
| Flange Thickness | 0.62" |
| Hub Dia. | 5 3/4" |
| Key Way Size | 7/8" x 7/16" |
| Large End Barrel Dia. | 4" |
| Length | 2 22/25" |
| Material | Ductile Iron |
| No. Of Bolt Holes | 3 |
| Set Screw Size | 5/16"-18 x 5/16" |
| Small End Barrel Dia. | 3 7/8" |
| Suitable For Use With | MST Sprockets, HR1 Weld On Hub |
| Type | Standard |
Shipping Info:
| Ship weight (kg) | 1.08 |
| Ship length (cm) | 7.32 |
| Country of Origin | US |
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MARTIN SPROCKET R1 3 3/4 Bushing, 2.875 Inch Length Through Bore, 3.750 Inch Bore, Ductile Iron
€187.83 /unit




