HAMMERHEAD Karoo Color Shells: Elevation Series GRX Made in Lithuania by BlueSign®

Made in Lithuania by BlueSign® accredited factory

2 Chain Checker is a drop-in style gauge that measures bicycle chain wear

It’s a perfect ‘all over’

The notching effect is therefore reduced to a minimum and damage to the screw head more or less eliminated

HAMMERHEAD Karoo Color Shells: Elevation Series GRX Made in Lithuania by BlueSign®Customize more than your data screens and routes. The Karoo Color Shell gives you full control to customize your style as an extension of your bike or kit. The Karoo Color Shell includes everything you need for installation. Shells are interchangeable, so you can mix and match multiple shells, buttons, and USB cover colors.