*FSA OS99 Carbon Stem Black 100mm +/- 6 Parts-Cockpit & Saddle-Handlebars the eye socket needs a

the eye socket needs a goggle that adheres through non-compromised suction

Further redesigns to the hood and drop shapes to accommodate the latest shift/brake levers help to create the new standard in ergonomics: the 3T SuperErgo

Rubber Mounting Option

stable build

Large expandable mesh pocket fits most smartphones

*FSA OS99 Carbon Stem Black 100mm +/- 6 Parts-Cockpit & Saddle-Handlebars the eye socket needs aThe K Force OS 99 CSI stem is 3 D forged and CNC machined from AL2014. Then its combined with a carbon structure using our CSI (Carbon Structural Integration) technology. CSI is a process that permanently bonds carbon to alloy to create a true hybrid product, with many of the benefits of aluminum and carbon. The final details reduce the OS 99 stems weight by using a 4 bolt sculpted AL2014 alloy carbon faceplate and titanium hardware.