Description: Skateboard Parts Set: 1 pair of 5V black bracket, 4 60x51mm single concave 78A skateboard wheels, 8x bearing steel, abec11 silent wear-resistant silky bearing, 2x3mm gasket, 8x29mm black bridge nail, 4x black bushing. Made of Durable Aluminum alloy, reduce the vibration feet and noise of the skateboard. ABEC-11 bearing with higher rating, better precision and perfect efficiency T-tool for skateboard adjusting axle nuts, mounting hardware, installation and more. Multifunction: Suitable for Brush street double rocker, mini rubber board, small long board, fish board, small and medium surfboard. Specification: Material: Aluminum Alloy Size Chart: Size: Bracket 5inch, Skateboard wheel 60X51mm/2.36X2.01inch Gasket 3mm/0.12inch Black bridge nails 8X29mm/0.31X1.14inch Package Includes: 1 Pair of 5v Black Bracket 4 Pieces 60x51mm Single Concave 78A Skateboard Wheels 8 Pieces Bearing Steel AbEC11 Silent Wear-resistant Silky Bearing 1 Piece Gasket 1 Piece black bridge nail 4 Pieces black bushing Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! 3. Wish you a wonderful on-line shopping!