Description:

Deluxe narrow wide single speed 4-Arm chainring, 40/42/44/46/48/50/52 T Chain Ring Chainwheels
Made of premium aluminum alloy CNC machined process round bike chainring- corrosion , ultra-light but high strength
Narrow wide teeth design increases the contact area with the chain without worrying chain dropped
Designed to reduce friction and noise and ultra-light won't add any burden to your bike
Great for road, mountain, folding bikes' modification, repair or refit

Specification:

BCD: 104
Thickness: 4mm
44T:
Outer Diameter: 185.3mm
Weight: 85g
32T:
Outer Diameter: 193.5mm
Weight: 90g
34T:
Outer Diameter: 201.6mm
Weight: 95g
36T:
Outer Diameter:209.3mm
Weight: 105g
38T:
Outer Diameter: 217.3mm
Weight: 115g

Package Includes:

1 Piece Bike Chainring