MARTIN SPROCKET & GR
108 DETACHABLE HUB ; STOCK BORE SOLID STEEL
10-3/8" Outside Diameter; Minimum Plain Bore; 7" Pilot Diameter; 2-1/2" Pilot Length; Steel; 4-1/2" Length Through Bore; 8-5/8" Bolt Circle Diameter; No Keyway
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MARTIN SPROCKET & GR
108S DETACHABLE HUB ; STOCK BORE SPLIT CAST IRON
10-3/8" Outside Diameter; Minimum Plain Bore; 7" Pilot Diameter; 1-7/8" Pilot Length; Cast Iron; 5-1/4" Length Through Bore; 8-5/8" Bolt Circle Diameter; No Keyway
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