Features: This skateboard truck set is consist of aluminum alloys, making it stable and durability. Its will make you the center of attention instantly. Hardness make wheel roll smoothly on most surfaces, which make a good election for skateboarding and showing off your skills on the streets. It's also very easyly to install, both beginner and long-time skaters can use it to a new skateboard or upgraded your favorite skateboard. For streets skating, park trick, or commuting with its optimizes standard bearing maintaining freely revolves for smooth rolling performances. Specifications: Color:Four elections Dimension:19.4cm/7.64in Component:Aluminum Alloys Package Includes: 1Set Skateboard Truck note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. This skateboard truck set is consist of aluminum alloys, making it stable and durability. Its will make you the center of attention instantly. Hardness make wheel roll smoothly on most surfaces, which make a good election for skateboarding and showing off your skills on the streets. It's also very easyly to install, both beginner and long-time skaters can use it to a new skateboard or upgraded your favorite skateboard. For streets skating, park trick, or commuting with its optimizes standard bearing maintaining freely revolves for smooth rolling performances.