Progressive Spring Fork’s Kit Hyperpro For Corsaro 1200PROGRESSIVE SPRING FORK’S KIT HYPERPRO MOTO MORINI CORSARO 1200. KIT PROGRESSIVE FORK SPRINGS HYPERPRO. Progressive fork springs + Putoline specific oil. Thanks to this kit, you can improve your bike’s suspensions bike and gain driving comfort. Progressive springs are particularly suitable for traveling and naked bikes, which have […]