Product Description: Brand: BUCKLOS Bolt Center Diameter: 110mm BCD Teeth: 53-39T, 52-36T, 50-34T Material: Aluminum alloy Color: Black Shape: Round Type:Double speed chainring Weight: 138.9g(50-34T)(Different Size Different Weight) Compatible with: 9/10/11 Speed Applicable: For Road Bike Package: 1pc Chainring.
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