This headset is compatible with Moustache xroad series step through e-bikes. It uses sealed bearings and is therefore an upgrade option in comparison to the factory headset.

You will also require a 'Crown Race Reducer' (1.5" to 1 1/8") to fit this headset onto a Moustache xroad.

FSA - #57 HEADSET

• For tapered steerers(can be converted to 1 1/8 steerer through purchase of a FS160-5538 crown race)
• FSA Part Number 121-0501