FSA KFX Stem 31.8mm x 100mm -12° MFPN=LHESTWH25-A0 The TRP EVO RD-M9050 is

The TRP EVO RD-M9050 is a high performing 12-speed rear derailleur that offers features such as an Integrated Hall Lock Lever Horizontal Parallelogram stabilizer Instant Silent Clutch and Cage Release

Large X-SYNC pulleys for increased durability and efficiency

Silky smooth without sacrificing robust seals required for real life durability MTB and racing scenarios

} Seido XDR cassette freehub body for Magnon and Sinus wheels

Labeled Size 700 x 28-34

FSA KFX Stem 31.8mm x 100mm -12° MFPN=LHESTWH25-A0 The TRP EVO RD-M9050 isThe KFX Stem is 3D forged and CNC machined from AL2014 alloy that is then combined with a carbon structure using FSA 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. 35mm clamp stack height. Titanium hardware TECH SPECS Type Road Headtube Quill Diameter 1 1 8` Length 100 Bar Clamp Diameter 31. 8 Angle 12 Color Black