Stone Bike Chainring Direct Mount for Sram 18t BMX Climbing MTB Bicycle Performance 18T Narrow Wide Tooth GXP DUB

Stone Bike Chainring Direct Mount for Sram 18t BMX Climbing MTB Bicycle Performance 18T Narrow Wide Tooth GXP DUB

For GXP crankset to use on BMX bike.
18T

Material: High strength Aluminum 7075-T651, supplied by USA company Aleris who is supplier to aircraft make Airbus, Boeing and Bombardier.

Material Hardness: HB150

Color: black

Weight:about 31g

Fit Crank:for Sram MTB direct mount GXP,DUB model 3 bolts mounting crank.
fit for BMX,climbing,stunt bikes which require large transmission ratios and high bursts.

Offset:4mm inner offset
Surface treatment: Anodize, high speed CNC

Package content:
1*chainring

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