FSA - K-FORCE OS-99 CSI 31.8 CLAMP STEM - BLACK size:110mm Steel Eagle™ direct mount ring

Steel Eagle™ direct mount ring — as seen on NX Eagle™

Splash proof Design Provides All-Weather Reliability

Thanks to the universal adhesive patch

Holds Tubular Tire in X-STRAPS or optional XLAB MEZZO BAG mounts under carrier

FSA - K-FORCE OS-99 CSI 31.8 CLAMP STEM - BLACK size:110mm Steel Eagle™ direct mount ringThe 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. 3D forged and CNC