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45 Tooth Sprocket for #35 Chain Made from Aircraft Grade AluminumFor #35 Chain45 TeethF5 Mounting Pattern5.588" OD2.125" IDFive 5.2mm ID Bolt Holes2.638" Bolt Circle Diameter

45 Tooth Sprocket for #41 and #420 Chain Made from Aircraft-Grade Tempered (Hardened) Aluminum Alloy For #41 and #420 Chain 45 Teeth F5 Mounting Pattern 7.5" OD 2.125" ID 2.638" Bolt Circle Diameter Five 5.25mm ID Bolt Holes

45 Tooth Sprocket for #25 Chain with F4 Mounting Pattern Made from Aircraft Grade Tempered (Hardened) AluminumF4 4-Hole Freewheel Mounting PatternFor #25 Chain45 Teeth3.75" OD54.1mm IDFour 6.2mm ID Bolt Holes Equally Spaced @ 90 Degrees65mm Bolt Circle Diameter

45 Tooth Sprocket for #41 and #420 Chain with F4 Mounting Pattern Made from Tempered (Hardened) Aircraft Grade Aluminum Alloy F4 Mounting Pattern 45 Teeth For #41 and #420 Chain 54.1mm ID Bore Four 6.2mm ID Bolt Holes Equally Spaced @ 90 degrees 65mm Bolt Circle Diameter

45 Tooth Sprocket for #428 Chain Made from Aircraft-Grade Tempered (Hardened) Aluminum Alloy For #428 Chain 45 Teeth F4 Mounting Pattern 54.1mm ID 65mm Bolt Circle Diameter Four 6.2mm ID Bolt Holes

45 Tooth Sprocket for 1/2" x 1/8" (#410) Bicycle Chain with G1 Mounting Pattern Made of aircraft-grade tempered (hardened) aluminum alloy.45 teeth.For 1/2" x 1/8" (#410) bicycle chain.7.928" OD2" ID2.875" bolt circle diameter.Four 0.375" (3/8") ID bolt holes.

CHN-HD2546, 46 Links Of Heavy Duty #25 Chain With Master Link

46 Tooth Sprocket for #25 Chain with R34 Mounting Pattern Made from aircraft-grade tempered (hardened) aluminum alloy. 46 tooth sprocket for #25 chain. R34 mounting pattern. 29.1mm ID. 39mm bolt circle diameter. Three 6.2mm ID bolt holes.Adjacent bolt holes are spaced 33.77mm center to center distance apart from each other. 

46 Tooth Sprocket for #35 Chain with R76-8 Mounting Pattern Made from Tempered (Hardened) Aircraft Grade Aluminum Alloy R76-8 Mounting Pattern46 TeethFor #35 Chain76mm ID BoreFour 8.5mm ID Bolt Holes Equally Spaced @ 90 Degrees92mm Bolt Circle Diameter Known Compatibility For converting some Bladez scooter models from #25 chain to T8F (8mm) chain. Fits some Bladez electric scooter rear wheels (measure existing sprocket to confirm that it is the same size before ordering). --> ...

46 Tooth Sprocket for 1/2" x 1/8" Bicycle Chain (G1) 46 tooth sprocket for #410 (1/2" x 1/8") bicycle chain. G1 mounting pattern.2" ID2.875" bolt circle diameter. Four 0.375" (3/8") ID bolt holes. Made of aircraft-grade tempered (hardened) aluminum alloy.

47 Tooth Sprocket for #25 Chain 3-7/8" OD2-1/8" IDF4 mounting pattern. 1/4" (6.2mm) bolt hole ID. Bolts directly onto our 4-hole and 16-tooth freewheel clutches.

For #25 and #25H chain. 47 teeth. 3-7/8" OD. R34 mounting pattern. 29.1mm (1-1/8") ID. 39mm bolt circle diameter. Three 6.2mm (1/4") ID bolt holes. Adjacent bolt holes are spaced 33.77mm center to center distance apart from each other.Made from steel with a zinc-plated finish.