Calling all bike enthusiasts! This Moofey disc brake adapter is exactly what you need for those bike upgrade projects. Made from tough aluminum alloy, this little gadget converts your front 100×15mm hubs to 110×15mm and rear 142×12mm hubs to 148×12mm. Pretty cool, right? It's CNC-machined for precision and built to resist corrosion and deformation - meaning it'll last through plenty of rides. The installation is straightforward with the included kit: you get 1 hub adapter, 2 washers, and 6 screws. Basically everything you need to get the job done without hunting for extra parts. If you're into custom bike builds or just need to modify your wheel configuration, this adapter is a game-changer. The boost spacing compatibility makes it perfect for single speed conversion kits. The smooth surface finish isn't just for looks - it actually helps with long-term performance. Whether you're working on mountain bikes, road bikes, or any bike in between, this adapter has you covered. It's lightweight at just 28-33g, so you won't be adding unnecessary bulk to your ride. The hairpin design ensures everything stays tight and secure, even on rough terrain. Seriously, if you're the type who loves tinkering with bikes or doing your own maintenance, this should be in your toolkit. It makes what could be a complicated conversion surprisingly simple. Your future self will thank you when you're cruising on your perfectly customized bike!