Black Helmet Adjuster Easy Fit For Cycling Head Locking Buckle Lightweight

Description: *Brand new and *Made of material, and functional * Easily adjust the head circumference to for ensure the stability of the helmet *Installation : Turn the knob to the maximum head circumference, fix the adjuster on the helmet with tape, check whether the position of the nail and the hole are consistent,

record the position of the hole, and then consider the installation , off the excess parts, and then punch hole, embedded in the hidden button, and finally installed *Great for cycling, skiing, skating, equestrian, mountaineering helmets

Specification: * Material: Plastic *Color: Black (As Pictures Show) *Size:

spacing: Approx. 21mm (As Pictures Show) *Weight: about 60g

Package includes: 1x Helmet Adjuster

Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.