Click to expand Tap to zoom 100A17H-SB A-Plate Sprocket 17 Teeth for #100 Roller Chain Sale $59.00 SKU 100A17H-SB Quantity One - $59.00 title Quantity One 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted. 100A17H - SB (1-1/4") Bore Type A PLATE Sprocket for #100 Roller Chain 17 Tooth Outside Diameter = 7.440" Pitch Diameter = 6.803" Free shipping in the USA!