In 2020, we have completely redesigned our rear suspension block for Brompton bikes. The new RSBR4 suspension block for Brompton is 75% more rigid than the stock block for a sportier riding experience and a higher power transmission efficiency.
Model name: Ridea RSBR4
Casing material: CNC alloy & carbon
Suspension type: polyurethane core
Recommended maximum rider weight: 110 kg
Weight: 58 g
Colors: black, gold, silver, matte red, matte bronze, matte champagne