Click to expand Tap to zoom 50A20H-SB TYPE A PLATE SPROCKET 20 TEETH FOR #50 ROLLER CHAIN Sale $13.75 SKU 50A20H-3/4 Quantity One - $13.75 Price Each for 2 to 4 - $11.69 Price Each on 5 or more - $10.32 Quantity One Price Each for 2 to 4 Price Each on 5 or more title 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart 50A20H - SB (3/4") Bore Heat Treated Type A PLATE Sprocket for #50 Roller Chain 20 Tooth Outside Diameter = 4.32" Pitch Diameter = 3.995 Free shipping