ACS Maindrive 1″ Headset Black
ACS Maindrive Headsets feature forged steel cups as well as alloy tops and cap. They also have sealed mechanism bearings.

Available in black, to suit 1″ steerer tubes.

Features

• Suits 1″ (25.4mm) steerer tubes
• Threadless
• Alloy/Steel combo caps with an alloy top cap
• Semi-Sealed bearings featuring an upgraded compression ring making the headset more durable & smooth
• Black