Astro-nuts nylon axle nuts are not only the easiest way to reduce weight on your skates, but also a fun way to personalise your skates with various colors.  ‘Astro-nuts’ feature a 100% moulded, nylon construction making them 3 times lighter, and equally as strong as standard axle nuts. With Astro-nuts in so many colours, you can have a different set for every day of the week!!