G4 Brake Caliper, Exclusive Version for Brompton Folding Bikes. Perfect fit without frame modification, made of 7075 aluminum vi

Brompton exclusive: extended clamp arm+dedicated wiring structure, suitable for 16 inch folding carts, does not interfere with folding, compatible with original mudguards/shelves, and can be installed directly without changing the frame. Ultimate lightweight: The front clip weighs 105.4g and the rear clip weighs 101.4g (excluding shims), significantly reducing weight and making cycling more agile. High strength material: The whole machine is CNC carved with 7075 aluminum alloy, matched with titanium alloy adjustment knob, which is rigid, corrosion-resistant, and durable. Tool free adjustment: Equipped with an integrated centering structure, it can be calibrated by hand to prevent rubbing against the ring; Quick disassembly design, convenient wheel retrieval. Global compatible braking: standard carbon/aluminum universal brake pads, compatible with 19-28mm wheels, with sensitive braking and smooth hand feel. Exclusive adaptation, specially designed for Brompton Deeply optimized the geometric structure of the Brompton 16 inch folding bike, with an extended clamp arm and customized lower wire guide seat, perfectly matching the original brake lever and wire pipe layout. After installation, it does not affect normal folding and can be adapted to both old and new small fabrics. Most original accessories do not need to be modified and can be used immediately after installation. ⚖️ Lightweight and rigid at the same time Adopting aviation grade 7075 aluminum alloy integrated CNC cutting technology, combined with titanium alloy fine-tuning components and high-strength arch springs. Improving overall rigidity while achieving lightweighting, the braking force does not soften, and the stability of pedaling and braking is greatly upgraded, making it the preferred choice for high-end modification of small cloth. 🛠 Humanized design, easy debugging and maintenance Equipped with a patented tool free centering mechanism, the left and right calibration of the clamp can be completed by hand, bidding farewell to frequent rubbing of the ring. Quick detachable support arm design allows for quick wheel removal without the need to disassemble clamps, making daily maintenance and tire repair more efficient; Alloy adjustment knob paired with sealing rubber ring, dust-proof and anti jamming. ✨ Exquisite quality, long-lasting use The surface is treated with hard anodizing, which is scratch resistant, wear-resistant, and not easy to rust. It can also handle complex outdoor environments with ease. Original factory quality control, exquisite workmanship, outstanding appearance and texture, balancing performance and aesthetics.