Topeak Twinhead DX Upgrade Kit gsda These proprietary D-Fuse components absorb

These proprietary D-Fuse components absorb bumps and reduce vibrations

Fits 16-notch threaded bottom bracket tool fittings with a 44–45 mm major diameter (outside of notches) and 42

Equipped with ABS Flip-Thread Chuck

Originally designed in the 1950's when the Bianchi-Pirelli team requested a pump that could fit under the rear seat of the Fiat team car

which uses sensors to constantly determine and deliver the optimal level of support by automatically adjusting power output

Topeak Twinhead DX Upgrade Kit gsda These proprietary D-Fuse components absorbNew design in full metal to quickly identify Presta and Schrader sides. Longer lever for easier use. Lower profile air release button to minimize unintended pressure release. Upgrade any existing pump to the TwinHead DX pump head includes extra long and mounting hardware. Specifications Head: Full metal TwinHead DX1, fits Presta Schrader DunlopMaterial: Aluminum head Rubber hosePressure Tuning: Air release buttonSize: 8. 2 x 5 x 4. 3 cm 3. 2 x 2 x 1.