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FM3-A3

FM3-A3

FM3-A3 Precision Crank

This bicycle crank is made of high-quality aluminum alloy, providing durability and lightweight performance. The various options for crank length allow riders to choose the most suitable length for themselves.

The chainring is crafted from reinforced aluminum, ensuring excellent performance even after prolonged use, and the 50/34T gear ratio accommodates various riding conditions. With a B.C.D of 110mm, it can be applied to a variety of setups, while the Q-factor and chainline contribute to efficient riding.

Moreover, its compatibility with various types of bottom brackets allows it to be fitted to a wide range of bicycle frames.

The black sand anodizing finish enhances both durability and aesthetics, while the total weight, excluding the bottom bracket, is 885g. This product combines outstanding performance and style, contributing to an enhanced riding experience.

Specs

Compatibility
13S / 12S / 11S
Crank Material
Forged AL-6061-T6
Crank Length
165mm,170mm,175mm
Chainring Material
AL-7075-T6
Chainring
NW 38T,36T,34T,32T,30T
B.C.D
Direct Mount
Q-Factor
174mm
Chainline
49mm / 52mm(Boost)
BB Spindle
Ø24mm铬钼钢.Chromoly
BB Compatibility
BB-BSA29M / BB89.5-29M / BB92-29M / PF30-29M / BB30-29M / T47-73-29M / T47-91-29M
Finish-Crank
Black Sand Ano
Finish-Chainring
Black Sand Ano
Weight
724g 不含BB (FC-FM3-A3)
Weight
724g 不含BB (FC-FM3-A4)

Rider Style

Road

1%

All Mountain

100%

Gravel

1%

Folding

1%

E-Bike

1%

Support

Crank Q Factors and Chain

Cinch System Installation