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Warranty and Return policy:
1 year warranty
Fit with all the Giant & Liv OverDrive Headset (1 1/8" Top and 1 1/4" Bottom): TCR, Defy, Contend, FastRoad, REVOLT, LANGMA, AVAIL ....
Won't fit OverDrive 2
Detailed information of the product:
Lower headset bearing: 30x41.8x6.5
Upper Headset bearing: 34x46.9x7
2 Types of Bearing Option:
Steel：
Bearing Race Material: P6 bearing steelBearing Ball Material: P6 bearing steel
Enclosure: Two Rubber Seals
Ceramics:
Bearing Race Material: P6 bearing steel
Bearing Ball Material: Nitrided Silicon Ceramic SI3N4
Enclosure: Two Rubber Seals