Product details
CSI technology combines the benefits of aluminium and carbon. It offers exemplary rigidity, durability, robustness, a high-end finish, and overall lightness.
The FSA K-Force OS-99 CSI stem is a top-of-the-range model utilizing CSI (Carbon Structural Integration) technology that merges aluminium and carbon. The 3D forged 7050 aluminium core is coated with a unidirectional carbon layer, enhancing rigidity while providing an attractive carbon finish.
Those who appreciate beautiful and robust equipment will value the qualities of this stem. It features 3D forged and CNC machined aluminium 7050, unidirectional carbon, a clamping hood width of 41 mm, and a manufacturer-reported weight of 126 g (100 mm).
Colour | Black |
Exact colour description | Black |
Stem angle | 6° |
Length | 90 mm |
Diameter | 31.80 mm |
Item number | 3486995 |
Manufacturer | FSA |
Category | Stems |
Manufacturer no. | FSA.175.0316BKG |
Release date | 26.12.2014 |
Colour | Black |
Exact colour description | Black |
Material group | Metal |
Material | Aluminium |
Bicycle type | Mountain bike |
Clamping mechanism | Threadless stem |
Fork shank diameter | 1 1/8'' |
Stem angle | 6° |
Country of origin | France |
CO₂-Emission | |
Climate contribution |
Diameter | 31.80 mm |
Length | 90 mm |
Weight | 125 g |
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Reviews & Ratings
Warranty score
How often does a product of this brand in the «Stems» category have a defect within the first 24 months?
Source: Digitec Galaxus- FSANot enough data
- 1.M-Wave0 %
- 1.Ritchey0 %
- 3.BBB0.3 %
- 3.XLC0.3 %
Warranty case duration
How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?
Source: Digitec Galaxus- FSANot enough data
- BBBNot enough data
- HumpertNot enough data
- M-WaveNot enough data
- RitcheyNot enough data
Unfortunately, we don't have enough data for this category yet.
Return rate
How often is a product of this brand in the «Stems» category returned?
Source: Digitec Galaxus- FSANot enough data
- 1.M-Wave2.2 %
- 2.BBB7.4 %
- 3.Ritchey7.9 %
- 4.XLC8.4 %