M PART ELITE HEADSET UPPER ZS trek kids X-SYNC™ 2 chainring design increases

X-SYNC™ 2 chainring design increases chain retention

Model: WH-MT601-TL Rear Wheel

Group: DEORE M4100

including road bikes

Spindle: forged scm435 chromoly steel

M PART ELITE HEADSET UPPER ZS trek kids X-SYNC™ 2 chainring design increasesThis top of the range headset comes with a 3 year manufacturing warranty. Features Quad sealed precision angular contact bearings coupled with double sealed bearing housing, keeps the British climate at bay Utilises flush seal technology to further protect the longevity of the bearings Full spares back up available Expanding collar design means once you tighten the headset, it stays tightened Designed and tested in the UK for extreme British riding