Chainring Aluminum 8- Chainwheel Bicycle Black 42T

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Description:

Deluxe narrow wide 8/9/10/ chainring, 32/34/36/38/40/42 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:

32T:
Diameter: 135mm
Weight: 67g
34T:
Diameter: 144mm
Weight: 77g
36T:
Diameter: 151mm
Weight: 79.5g
38T:
Diameter: 160mm
Weight: 85.5g
40T:
Diameter: 170mm
Weight: 100g
42T:
Diameter: 177mm
Weight: 109g

Package Includes:

1 Piece Bike Chainring

Bike Chainring;Mountain Road 9 10 Chain Wheel;32T 34T 36T 38T 40T 42T Bicycle Chainwheel; Chainring Wide Chain Guide Ring;Tooth Components Chainrings Bikes Cycling Parts;Bicycles Bottom Chains Repair Sprockets Bmx