The 2016 racing 7 cx lg 700c qr wheelset from fulcrum is a cyclocross version of the standard racing 7 lg wheelset wheel which has been designed to facilitate 25c tyres more easily the cx wheel features a hub that has a double seal to prevent dirt and dust from working its way inside during racing or winter training the wider tyre acceptance has been achieved by using a slightly wider rim and the result of this is better comfort better grip and slower tyre wear ideal for entry level riders