SupersproxMotorcycle crown JTR701-39 # 1-3100-39 # 50-32055-39

Crown: Pitch 520-39 T Developed and tested on the track, the steel crowns SUPERSPROX have a longer life.High performance steel laser cut for a precise and optimal fit.Black finish anti-corrosionOne of the lightest steel crowns on the market.True to the original designLasts 3 times longer than an aluminum crownDrawing and visual not contractual. Fair technical rating.SUPERSPROX The company is one of the world’s leading manufacturers of high performance pinions and sprockets. Supplier to most European motorcycle manufacturers and factory race teams. With extensive motorcycle expertise, SUPERSPROX has been producing the highest quality racing sprockets since 1959.