Click to expand Tap to zoom 80A12H-SB Type A Plate Sprocket 12 Teeth for #80 Roller Chain Sale $18.50 SKU 80A12H-SB Quantity One - $18.50 Price for 2 to 4 - $16.65 Price for 5 or more - $15.72 Quantity Discounts Quantity One Price for 2 to 4 Price for 5 or more 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart 80A12H - SB (15/16") Bore Heat Treated Type A PLATE Sprocket for #80 Roller Chain 12 Tooth Outside Diameter = 4.33" Pitch Diameter = 3.864" Free shipping in the USA!