100 Percent Altec Helmet - L-XL - Black - Quick Release Buckle Dangerous Goods and moving to a simple

and moving to a simple 3mm allen key locking system for the two cassette halves

Who's this item for: Riders who already have the Advent cassette and derailleur and are looking to finish off the group-set

An aluminium hub shell with machined flanges grants the hub a low weight without compromising durability

improving comfort

5 outer width

100 Percent Altec Helmet - L-XL - Black - Quick Release Buckle Dangerous Goods and moving to a simpleThe 100% Altec is a lightweight, well ventilated and (most importantly) protective helmet. If you're into spending long days on the pedals and you don't mind grinding up a climb for your decent, the Altec is the helmet for you. With an impressive 15 ventilation ports, an adjustable visor and a multi point retention system, it's got everything you need in a trail helmet. Who's this item for: Designed for trail riding but would be perfect for any riding