Pit Posse PP106 Motocross Dirt Bike Fork Support Suspension Fork Seal Saver Brace (Large) Fork support prevents premature damage to fork components due to continuous compressing of the forks while strapped down Place between the front fender and front tire, and then cinch the front end of the bike down snugly with tie-downs. The rounded end is intended to go towards the tire, while the squared-off end is intended to fit under the front fender Added stability and confidence during transport Large measures 10-1/2 inches long and small measures 7- 3/4 inches long Make sure it fits; Measure the distance from the top of your front tire to the bottom of your fender. If this is NOT at least 8 inches, brace will not work for your bike. If you have 8-11 inches of distance between fender and tire use PP106S if you have 11 inches or more use PP106