A2

80 Tooth Sprocket for #428 Chain Made from Aircraft-Grade Tempered (Hardened) Aluminum Alloy 80 TeethFor #428 Chain2" BoreFour 3/8" ID Bolt Holes2.875" Bolt Circle Diameter

80 Tooth Sprocket for 1/2" x 1/8" Bicycle Chain (G1) 80 tooth sprocket for 1/2" x 1/8" (#410) bicycle chain. 13" OD2" ID2.875" bolt circle diameter. Four 3/8" ID bolt holes. Made of aircraft-grade tempered (hardened) aluminum alloy.

82 Tooth Sprocket for #41 and #428 Chain Made from Aircraft-Grade Tempered (Hardened) Aluminum AlloyFor #428 Chain82 TeethF5 Mounting Pattern2.125" ID2.638" Bolt Circle DiameterFive 5.25mm ID Bolt Holes

83 Tooth Sprocket for #35 Chain with Custom Mounting Pattern Made from Aircraft-Grade Tempered (Hardened) Aluminum AlloyFor #35 Chain83 TeethCustom Mounting Pattern116mm ID BoreSix 6mm ID Bolt Holes Equally Spaced @ 60 Degrees133.35mm Bolt Circle Diameter

85 Tooth 4-Hole Freewheel Sprocket for 1/2" x 1/8" Bicycle Chain Made from Aircraft-Grade Tempered (Hardened) Aluminum Alloy For 1/2" x 1/8" (#410) Bicycle Chain 85 Teeth F4 Mounting Pattern 13.82" OD (approximate) 2.125" ID 2.559" Bolt Circle Diameter Four 0.244" ID Bolt Holes

85 Tooth 2-1/8" Bore 5-Hole Sprocket for 1/2"x 1/8" Bicycle Chain 85 tooth bicycle chain sprocket. Made of aircraft-grade tempered (hardened) aluminum alloy.13.822" OD.2.125" IDFive 5.1mm ID mounting holes. Fits onto our 5-hole freewheel item # FWM-205. Compatible with 1/2" x 1/8" bicycle chain (#410 chain).

85 Tooth Sprocket for #35 Chain Made from Aircraft-Grade Tempered (Hardened) Aluminum AlloyFor #35 Chain85 TeethF5 Mounting Pattern10.367" OD2.125" IDFive 5.2mm ID Bolt Holes2.638" Bolt Circle Diameter

85 Tooth Sprocket for #41 and #420 Chain Made from Aircraft-Grade Tempered (Hardened) Aluminum AlloyFor #41 and #420 Chain85 TeethF5 Mounting Pattern13.9" OD2.125" ID2.638" Bolt Circle DiameterFive 5.25mm ID Bolt Holes

85 Tooth Sprocket for #35 Chain with Custom Mounting Pattern Made from Aircraft-Grade Tempered (Hardened) Aluminum AlloyFor #35 Chain85 TeethCustom Mounting Pattern52mm ID BoreFive 8mm ID Bolt Holes Equally Spaced @ 60 Degrees68mm Bolt Circle Diameter

85 Tooth Sprocket for #41 and #420 Chain Made from Aircraft-Grade Tempered (Hardened) Aluminum Alloy For #41 and #420 Chain 85 Teeth G1 Mounting Pattern 13.8" OD 2" ID 2.875" Bolt Circle Diameter Four 3/8" ID Bolt Holes

85 Tooth Sprocket for 1/2" x 1/8" Bicycle Chain (G1) 85 tooth sprocket for 1/2" x 1/8" (#410) bicycle chain. 13.822" OD2" ID2.875" bolt circle diameter. Four 3/8" ID bolt holes. Made of aircraft-grade tempered (hardened) aluminum alloy.

86 Tooth Sprocket for #35 Chain with Custom Mounting Pattern Made from Aircraft-Grade Tempered (Hardened) Aluminum AlloyFor #35 Chain86 TeethCustom Mounting Pattern76.2mm (3") ID BoreFour 8mm ID Bolt Holes Equally Spaced @ 90 Degrees92mm Bolt Circle Diameter