Click to expand Tap to zoom 25A30H-SB Type A Plate Sprocket for #25 Roller Chain 30 Tooth Sale $12.70 SKU 25A30H-SB 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. #25 A Plate Sprocket with Stock Bore Tooth #: 30 Stock Bore: 3/8" Outside Diameter: 2.529" Pitch Diameter: 2.392" Free shipping in the USA! (Picture not of exact product)