Click to expand Tap to zoom 100E18H QD Style Bushed Sprocket Sale $89.00 SKU 100E18 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart 100E18H QD Style Bushed Sprocket Fits Bushing # E For #100 Roller Chain 18 Tooth Heat Treated Outside Diameter = 7.84" Pitch Diameter = 7.198" HUB DIA.= 6" Free shipping in the USA! New from factory.