Boost Hub Conversion Boost Adapter Gasket Kit Front Rear Grommet Bike Hub Adapter DIY bike

Features: High strength, anti-rust, non-deformation and durable. CNC machining makes the surface smooth and can prevent abrasion damage. With this adapters, you can change 100x15mm front hun into 110*15mm, and 142*12mm rear hub into 148*12mm. Comes with necessary fittings, easy to install and use. Useful accessory for bike lovers to DIY bike. Specifications: Material: Aluminium Alloy Color: Black Types: F 15x110, R 12x148 Options: for Front ; for Rear Fit for 100x15mm to 110x15mm(for front), 142x12mm to 148x12mm(for rear) Screws Length: about 14mm Size: 5.3*5.3*0.2cm Package Included: 1 PC x Bolt Spacer 2 PCs x Axle Spacers 6 PCs x Screws Note: 1. Due to the light and screen difference, the item's color may be slightly different from the pictures. 2. Please allow 0.5-2 cm differences due to manual measurement. The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom’s policies and EU Product Safety and Compliance laws.