Wise replacement brake for Wise ALTA and MA decks. 12 STD compatible. T were scooter brakes and then t were fenders. So, which should you buy? Easy, if you want to be able to stop, pick up a brake, which you can actually press down on with your rear foot to stop your whip. If you don't want that rear brake to inadvertently stop your wheel when your foot hits it on a big landing, you want a fender. Please note that a fender does not function as a brake and will not stop you. In other words, you're going to wear out a lot of shoes. The Wise brake is a steel brake that works with the following wheel diameters: 100mm,110mm,115mm,120mm,125mm and the following wheel widths: 24mm,26mm. Should you purchase metal or plastic brakes? It depends. If you are looking for the lightest possible setup - go nylon or plastic. If you want a durable brake that's going to last a long time, pick up a steel brake. The Wise Scooter Brake is durable and was made to take on some serious abuse, whether you ride park or street!Replacement brake for Wise decks and completes compatible with wheels up to 125mm Includes brake only; rear axle not included made of durable steel Simple installation with compatible Wise decks Available colors: BLACK