Designed for internal frame routing. The first and only dropper seatpost to offer travel adjust that is infinite . 30mm of user adjustable travel range adjustment in 1mm increments. Travel adjustable using a simple Allen wrench. Self purging hydraulic system. Compatible with all KS remotes. Remote sold separately. 3D one-piece forged seat post. Max travel is adjustable in three ranges: 180-210mm/ 140-170mm/ 110-140mm. SRAM/Shimano and direct to bar remote compatibility