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FSA OS-99 Stem Black, 120mm
Let's get one thing out of the way--the OS-99 Road Stem is the lightest stem that FSA makes, and no, the 7050 aluminum body isn't a typo. By using a proprietary 3D forging technique and special heat treatment (witchcraft is the technical name) FSA makes the OS-99 as strong as a heavyweight stem but as light as a part made of pure carbon fiber. To be fair, the faceplate is built partially from carbon, to achieve the perfect balance of strength and weight, and the unbreakable bolts have been forged from titan...
MPN: e1548210468076f44f2a6372807f5189
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FSA OS-99 Stem Red Graphic, 90mm
Let's get one thing out of the way--the OS-99 Road Stem is the lightest stem that FSA makes, and no, the 7050 aluminum body isn't a typo. By using a proprietary 3D forging technique and special heat treatment (witchcraft is the technical name) FSA makes the OS-99 as strong as a heavyweight stem but as light as a part made of pure carbon fiber. To be fair, the faceplate is built partially from carbon, to achieve the perfect balance of strength and weight, and the unbreakable bolts have been forged from titan...
MPN: 90a1db036c3b670fc220e063c9ba3cb0
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FSA OS-99 Stem Red Graphic, 90mm
Let's get one thing out of the way--the OS-99 Road Stem is the lightest stem that FSA makes, and no, the 7050 aluminum body isn't a typo. By using a proprietary 3D forging technique and special heat treatment (witchcraft is the technical name) FSA makes the OS-99 as strong as a heavyweight stem but as light as a part made of pure carbon fiber. To be fair, the faceplate is built partially from carbon, to achieve the perfect balance of strength and weight, and the unbreakable bolts have been forged from titan...
MPN: 90a1db036c3b670fc220e063c9ba3cb0
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FSA OS-99 Stem Black, 100mm
Let's get one thing out of the way--the OS-99 Road Stem is the lightest stem that FSA makes, and no, the 7050 aluminum body isn't a typo. By using a proprietary 3D forging technique and special heat treatment (witchcraft is the technical name) FSA makes the OS-99 as strong as a heavyweight stem but as light as a part made of pure carbon fiber. To be fair, the faceplate is built partially from carbon, to achieve the perfect balance of strength and weight, and the unbreakable bolts have been forged from titan...
MPN: dfc5b15da89735c1de1d94f41e12920d
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FSA OS-99 CSI Stem
FSA has taken their lightweight aluminum OS-99 and wrapped it in a beautiful carbon 3k weave. The resulting carbon stem is not all show with very little go. What FSA ends up with is the OS-99 CSI. A stem that is stiffer and more durable wit......
MPN: fd38b58af7cc623e8712e84d2cb251bc
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FSA OS-99 CSI Stem Disc.
Feathery performance for road riders from FSA. 7050 aluminum, wrapped with glossy carbon 3k, plus a carbon faceplate. Titanium hardware claimed 118g Can be reversed to provide a secondary rise option...
MPN: 0fc1416ee45afac4eadeeb93c562f4a0
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FSA K-Force Light OS-99 Carbon Stem
For the K-Force Light OS-99 Carbon, FSA has taken their lightweight aluminum OS-99 and wrapped it in abeautiful carbon 3k weave. The 3k weave is bonded to a 3D forgedaluminum sub structure for a stem that is stiffer and more durable withonly a slight weight penalty. The FSA K-Force Light OS-99 Carbonstem is an excellent choice for the powerful rider that wants a verystiff front end, or for that rider who appreciates the look of carbonin all the right places. Features: 3D Forged and CNC machined from AL2014 ...
MPN: fef3c678fafbbd4bb328861e5a7ddabb
$152.99