BPHFA21 - Rear thru axle to fit: 2016+ FX carbon frames, 2017+ FR Disc carbon frames, 2017+ Verza Speed carbon frames and 2017+ VR carbon frames. SIZE: 12 x 142 x 163 (163L + 7 head = 170 total), thread: M12 x 1.0P x 19L, leverless, Syntace