Speedfil Z4/Z4+ Cages Type:Z4 ** NOW WITH JCOB REAR

** NOW WITH JCOB REAR HYDRATION MOUNT (RHS) READY WEIGHT 368 g SEAT RAIL HOLLOW CHRO-MOLY REAR WIDTH 130 mm FRONT WIDTH 40 mm LENGTH 275 mm RELIEF CHANNEL  16 mm X 93 mm RAIL LENGTH 105 mm

flush integrated rear pocket and gel wrapper pocket on back thigh 3D printed silicone grippers

And we made this saddle 38 mm tall with more padding

comfort with every step

Speedfil Z4/Z4+ Cages Type:Z4 ** NOW WITH JCOB REARNew patent pending Speedfil Z4 Cage is the first cage optimized for BTA (Between The Arms) aero hydration. The Z4 Cage works with standard water bottles, as well as the Speedfil A2 to offer several unique and distinct advantages. Versatile: The Z4 is lightweight, easily configurable and can be used on any front, frame and rear saddle mounts. Direct Aero Mount: The Speedfil Z4 Cage is designed with numerous ports for a direct BTA mount into the aerobar