We are the first one to produce this Snow ski which is new and sell very well in Europe Black Snow Ski uesd on RC car and planeSpezifikationen length:180mmwide:54mmHeight:35mm weight: 24g (beide Skis zusammen)Set beinhaltet:2 x Ski (schwarz)2 x Feder (für Einsatz rechts / links)4 x Bolzen2 x Schrauben2 x Madenschrauben The picture show you how and where to use it . it is the eact picture of Snow ...