The Brand-X Ascend Dropper Seatpost enables riders to infinitely adjust their saddle height on the fly to match changing trail conditions. Delivering 150mm of smooth, internal-routed travel, it offers maximum clearance for aggressive descents and technical maneuvering while maintaining optimal pedal efficiency on climbs. Product Benefits 150mm Infinite Travel Adjustment: Allows precise, smooth height positioning anywhere within the 150mm range to adapt instantly to steep descents or flat pedaling sections. Internal Cable Routing: Hides the actuation cable inside the frame to protect it from mud, trail debris, and snagging, resulting in a clean, uncluttered profile. Durable & Reliable Construction: Precision-machined aluminum alloy body and anti-sideplay design deliver structural rigidity under rough riding conditions. Size: 30.9mm x 459mm x 150mm