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FSA OS-99 CSI Stem
FSA OS-99 CSI Stem
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Specifications
Specifications
| Brand | FSA | |
| Angle | 6° | |
| Headset Diameter | 1 1/8 inch | |
| Material | Aluminium / Carbon | |
| Weight | 126 grams | |
| Colour | Carbon | |
| Diameter | 31.8 mm |
The FSA OS-99 CSI is an incredibly lightweight and rigid stem. The OS-99 CSI is made from AL2014 aluminium coated with unidirectional carbon. The carbon is integrated with the aluminium thanks to a special CSI technique. In this way, the best features of the aluminium and carbon become one.
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| FSA OS-99 CSI | PRO Vibe Aero | Deda Superzero | Ritchey WCS C220 Blatte | |
| 2 reviews | 3 reviews | 15 reviews | ||
| Length | 90 mm / 100 mm / 110 mm / 120 mm / 130 mm | 80 mm / 90 mm / 100 mm / 110 mm / 120 mm / 130 mm | 90 mm / 100 mm / 110 mm / 120 mm / 130 mm / 140 mm | 60 mm / 70 mm / 80 mm / 90 mm / 100 mm / 110 mm / 120 mm |
| Angle | 6° | -17° | 8° | 6° / 17° |
| Headset Diameter | 1 1/8 inch | 1 1/8 inch | 1 1/8 inch | 1 1/8 inch |
| Material | Aluminium / Carbon | Aluminium | Aluminium | Aluminium |
| Weight | 126 grams | 209 grams | 140 grams | |
| Colour | Carbon | Black | Black | |
| 121,95 | 102,68 | From 90,18 | From 92,26 | |
| This product | View product | View product | View product |