FSA OS-99 Mountain/Road Stems are constructed of forged and CNC-machined 7050/T6 aluminum with a 4-bolt sculpted faceplate.
- 4-bolt sculpted SL faceplate
- 3-D Forged and CNC-machined from AL-7050
- Titanium hardware
- Offset clamp for carbon steerers
- 40mm clamp height
|Bar Clamp Diameter||31.8mm|
|S.H.I.S. Clamp Diameter||28.6|