SIDI Hyper Extension Block System RALLYE Elbow and Shoulder EN1621-1 Level

Elbow and Shoulder EN1621-1 Level 1

and dynamic Invigorate graphics

- Removable metal base plate for easy install

Aerodynamically enhanced with an integrated spoiler and wind tunnel testing

SIDI Hyper Extension Block System RALLYE Elbow and Shoulder EN1621-1 LevelSPECS Fits Crossfire 3 SRS models Advanced hyperextension prevention technology Provides safety without limiting flexibility Comes with installation screws and attachments DESCRIPTION The Sidi Hyper Extension Block System is a vital replacement part for Crossfire 3 SRS boots, designed to prevent hyperextension of the ankle, instep, and posterior tendon during intense rides. Featuring a two piece construction, this system enhances protection without