SRAM Chain Ring Road Red2012 X-Glide R 39T Yaw 10 Speed S1 130 Alum 3mm BlastBlack (53-39)
If you are looking to reduce the gearing on your Brompton, then these will fit perfectly. You will need to reduce the length of your chain
SRAM Road 39 teeth 3 mm chainrings are stamped from 7075-T6 aluminium with black hard anodized finish. PowerGlide ramps/pins for optimized shifting performance. Number of bolts: 5. 130 mm bolt circle diameter.
- Low weight and excellent strength
- Made of 7075-T6 aluminium
- PowerGlide ramps/pins for optimized shifting performance
- Black hard anodized finish
- 130 mm Bolt circle diameter
We made this short video on how to install this chainring onto a Brompton A, C or P Line to reduce the gearing (making it easier to go you hill)
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