The Race Face Turbine seatpost has set a whole new standard in the aluminium seatpost segment. Patented seatpost lock offers maximum adjustability with minimum weight. The seatpost is made of 2014 aluminum, which makes it not only incredibly strong and durable, but also lightweight. Designation: XC / Trail / AM Diameter: 31.6 mm Length: 400 mm Weight: 260 g (30.9mm)