Designed for the Melbourne Brompton Club to honour the iconic British made Brompton folding bicycle. Produced specifically for the stock 130 bcd Brompton crank arm. The Brompton Flag Narrow-Wide is designed to work with standard Brompton chain and 11spd chain - preventing the chain from dropping.
Specs:
44T - 130 BCD
Narrow-Wide (1x) Tooth Design
1/2” x 11/128” (7 - 11 Speed Chain)
Titanium Gold Coating
7075 T73 Alloy
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