78A DUROMETER || SPITBOARDS Fingerboard Bushings with a 78A hardness rating - provide a cushioned support system for the trucks, allowing for easy turning and maneuvering. Compatibility with all major fingerboard trucks, including larger kingpin trucks such as Dynamic and Y-Truck. NORMAL TIGHTNESS || Great for fingerboarders who prefer a tighter feel, permits clearer motion and tricks - absorb shocks and vibrations, providing a stable and comfortable ride for fingerboarders and offer a moderate degree of truck range and movement. CONICAL SHAPE || Modelled after conical-shaped skateboard tuning, offers the most extensive level of personalization of any fingerboard tuning available. VARIOUS SWIRL COLORS || allows the riders to customize their fingerboards to suit their individual needs and preferences,They are easy to install and replace, making them a convenient and cost-effective way to improve the performance and comfort of your fingerboard. CHOKING HAZARD: Small Parts. Not suitable for children under the age of 14. SPITBOARDS products are designed and manufactured for teens and adults alike. Products contain small parts and are not safe to be put in your mouth due to the materials and choking hazards they represent. Please keep all SPITBOARDS products out of reach of children under 14 years old.