External compression, lockout, and rebound adjustments add up to the right mix of adjustability and simplicity for a fork that takes a beating and comes back strong for your next Ride. Tube:straight tube / cone tube. Control model:manual / remote.Axle:9mm QR; Hexlock SL 15mm. Wheel Size:27.5"; 29". Adjustments :Lockout Rebound Air Pressure. Crown to Axle496mm (27.5", 100mm Travel); 510mm (29", 100mm Travel).