Headset Bearings Giant TCR Propel

Replacement headset bearing set (upper and lower) for the Giant TCR, Propel, and compatible frames.

Specifications:
- Upper: MR136 — 32.8 x 41.8 x 6mm (45/45)
- Lower: MR137 — 37 x 46.9 x 7mm (45/45)

Price is for one complete set (upper and lower bearings). Professional installation available.