FOX's 831 finally gets the stanchion size it deserves, bumping up from 32 to 34mm. It also get the updated CTD system with a custom 831 damping tune and air spring curve. The fork uses the FIT damper, Kashima coated tubes, a 1.5-inch tapered aluminum steerer, and 15mm QR thru axle. Travel is 4-inches (100mm) and it weighs in at 4.26-pounds (1.93kg).
2014 Mountain Bike Components at Eurobike 2013