Make you faster Zipp is back, and they mean business with an all new cosmetic look that screams speed. Zipp parts all serve to complete one purpose: make you faster. They design these components to help you achieve your optimal position on the bike for efficiency and speed.  
No-flex sprints Zipp's Service Course SL stem, crafted from 7075 aluminium, features a shape that's strong and light weight, resulting in a best-in-class 1.85g per newton meter of stiffness. That results in no-flex sprints and accelerations.  
Variety is key To meet every rider's fit needs, the stem is available in 6 and 17 angles and seven lengths from 70 to 130mm as well as a 140 and 150mm lengths for the 6 stem only. This stem is a favorite of Zipp ambassadors and pro athletes.
. Updated distinctive Zipp cosmetics
 . Matte Black nano blast aluminium
 . Zipp QuickView integrated mount available separately
 . Lifetime warranty
 
 Specifications
 . Rise: 17
 . Length: 70mm
 . Material: 7075 aluminium
 . Fits: 1.125" Steerer (1-1/8")