Muc-Off Utility Frame Strap product-type_arm-warmers use the larger circular fitment

use the larger circular fitment to plug the hole)

designed specifically for younger riders

the MXR 20 bridges the gap between 18" and 20" wheel sizes - meaning you can get him onto bigger wheels earlier and keep him there longer

Sensitivity: 105 ± 3dB

and the empty trays fold up and out of the way when not in use

Muc-Off Utility Frame Strap product-type_arm-warmers use the larger circular fitmentAbout Muc Off Utility Frame Strap Muc Off's Utility Frame Strap is the perfect add on for any rider. It's a super tough strap to secure riding essentials to your frame. Youll be able to mount a spare inner tube, C02 inflator kit, Rim Stix and your other favourite on the go repair tools with ease, so youre prepared for anything your ride throws at you! Features Capacity Fits up to a 29 tube, CO2 inflator Kit, tyre levers, money, cards and more!