CNC machined from 6061 aluminum billet. Trick, lightweight front number plate mounts. Comes in 35mm and 40mm sizes. Will Work on any bike with 38-40mm forks. split perch design so you don't have to remove the forks. Comes with all hardware and is very easy to install. Each side uses 2) stainless steel socket head cap screws counter sunk with 2) aluminum washers and a socket button head cap screw that goes through the number plate. Will also fit Bultaco, Ossa, Montesa, Penton, CZ, Can Am, Honda, Yamaha, Suzuki, Kawasaki, BSA, Triumph, Rokon and many others. The forks, triple clamps and number plate are for display only.