Available in 150mm or 170mm drops the T1 dropper post offers riders a simple, effective design to make those transitions between steeps and climbing as easy as possibleKey Features: 150mm or 170mm Drop, Weight: 30.9 541g (150mm) / 574g(170mm) | 31.6 564g (150mm) / 601g(170mm), Max Insert: 240mm (150mm Drop) | 260mm (170mm Drop), Min Insert: 125mm (150mm Drop) | 155mm (170mm Drop), Ext Length: 450mm (150mm Drop) | 495mm (170mm Drop), 7075 – T6 Alloy, 0mm Offset, Shifter Style lever, Pressure Adjustable, Hard Anodized Finish, Replaceable Cartridge, Internal Cable Routing, Laser etched TAG speed adjust seat angle markers, Laser etched TAG speed adjust seat tube height markers, *The dimensional tolerance of insert and length is +/- 5mm..