Brand-X Ascend II XL Dropper Seatpost (170mm)
external cable route 
31.6 seat post
170mm drop
489mm overall length
Ideal for taller cyclists or those who like the option of more height adjustment, the Ascend II XL is Brand-X's all new dropper post for the multi position rider. With 170mm of travel at its disposal, this externally routed seatpost provides a super steady adjustment to ensure your saddle is always right where you need it to be.
EFFICIENT AND SMOOTH ACTION DROPPER SEATPOST
The post comes with an ergonomic 1X lever and the cable is actuated from the mid cap to eliminate any cable movement. The Ascend Dropper seatpost sets new standards for reliability and performance at a fantastic price point.