Giro Register MIPS Bike Helmet - Matte White Size:Universal (54-61cm) The hydraulic principles are the

The hydraulic principles are the same

5'5" - 5'8"  -  48 CM MEDIUM

even on small frames

PLEASE NOTE: Some assembly is required

LOCKING HITCH ATTACHMENT

Giro Register MIPS Bike Helmet - Matte White Size:Universal (54-61cm) The hydraulic principles are theREGISTER MIPS HELMET WITH A REMOVABLE VISOR THAT CAN SHIELD YOU FROM THE SUN, 22 VENTS TO KEEP YOU COOL, AND THE ADDED BENEFIT OF MIPS, THE REGISTER MIPS HELMET IS AN IDEAL CHOICE FOR ANY RIDE, ANY TIME. DETAILS THE REGISTER MIPS HELMET COMBINES SLEEK DESIGN AND LIGHTWEIGHT CONSTRUCTION TO MATCH YOUR STYLE ON THE ROAD OR TRAIL. Made in a comfortable Universal Fit size with our convenient Roc Loc Sport fit system, the Register adjusts with a simple