The Tellis is one of the most durable and simplistic droppers on the market, with an easy cable actuated, sealed hydraulic cartridge system, featuring the softest lever action in the game and backed with a 2 year warranty and global support services, all at an affordable price point that doesn't break the bank.Internal routed, infinitely adjustable design. Simplistic, fully sealed alloy cage / stainless tip cartridge system. Intelligent keyway system ensures minimal play. Cold weather approved – tested down to -20C. Left handed 1x lever included with premium Jagwire Lex Slick Housing, stainless cable & hardware. Trelleborg seals provide increased sealing capacity to keep the grease in and everything else out. IGUS bushings decrease stiction to give you smoother post action. Durable 3D.