Speed Sufer Racer Style! 22.5X6" plastic single kick board ,Material is High Quality PP. 60x45mm PU casting wheel 78A,3.5inch Heavy duty High quality Aluminum truck and base ,ABEC-5 bearing , PU injection Cushion 4pcs/ 65m x 16cm x 30cm = 0.0312cbm ,G/W: 8KGS , N/W:7.2KGS Each pcs board weigh is 1.8KGS