Stone 144BCD 144w Chainring for Fixed Gear Fixie Track Bike

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STONE 144BCD round Chain ring high stiffness for fixed gear

Material: Aluminum 7075-T651 from Aleris USA

Stiffness: 150HB

Color: black, anodized

Size: 144BCD
Arm paw: 5
Tooth: 42T to 60T

Chain compatible:1/2*1/8 inch

Fit for : Fixed Gear/Track Bike(Single Speed Bike)

Tooth   Max Diamter(mm)   Weight(g)

42t         200                       130

60T      249                         280

Thickness:4MM
CNC process precision: 0.03mm