90 Tooth Sprocket for #41 and #420 Chain Made from 2024-T3 Aircraft-Grade Tempered (Hardened) Aluminum Alloy For #41 and #420 Chain 90 Teeth G1 Mounting Pattern 14.6" OD 2" ID 2.875" Bolt Circle Diameter Four 3/8" ID Bolt Holes
90 Tooth Sprocket for #428 Chain Made from Aircraft-Grade Tempered (Hardened) Aluminum Alloy 90 TeethFor #428 Chain2" BoreFour 3/8" ID Bolt Holes2.875" Bolt Circle Diameter
90 Tooth Sprocket for 1/2" x 1/8" Bicycle Chain (G1) 90 tooth sprocket for 1/2" x 1/8" (#410) bicycle chain. 14.618" OD2" ID, 2.875" bolt circle diameter. Four 3/8" ID bolt holes. Made of aircraft-grade tempered (hardened) aluminum alloy.
90 Tooth Sprocket for T8F (8mm) Chain with G1 Mounting Pattern Made from Aircraft Grade Tempered (Hardened) Aluminum For T8F (8mm) Chain 90 Teeth G1 Mounting Pattern 2" ID Four 0.375" (3/8") ID Bolt Holes 2.875" Bolt Circle Diameter
91 Tooth Sprocket for #410 Chain with ISO Mounting Pattern Made from Tempered (Hardened) Aircraft Grade Aluminum Alloy91 TeethFor #410 (1/2"x1/8") Bicycle ChainISO Disc Brake Rotor Mounting Pattern44mm Bolt Circle Diameter35.5mm BoreSix 5.5mm ID Bolt Holes Equally Spaced @ 60 Degrees
95 Tooth Sprocket for #35 Chain Made from Aircraft-Grade Tempered (Hardened) Aluminum AlloyFor #35 Chain95 TeethF5 Mounting Pattern11.561" OD2.125" IDFive 5.2mm ID Bolt Holes2.638" Bolt Circle Diameter