MTX Brake Disc Floating Type - Front Chain/Sprocket Pitch_420 Wind-tunnel tested at HJC laboratory

Wind-tunnel tested at HJC laboratory and in “real-life”: HJC is one of the very few helmet companies equipped with its own state-of-the-art wind tunnel laboratory to test aerodynamics

Engineered to prevent the mid-section of the bike from sustaining heavy structural damage

It maintains the classic retro aesthetic while providing modern optical clarity and protection

Removable chrome-look or branded badges hide the central bolt for a professional

Split-Flex Frame - Split frame promotes flex to mimic natural body movements for maximum comfort and mobility

MTX Brake Disc Floating Type - Front Chain/Sprocket Pitch_420 Wind-tunnel tested at HJC laboratoryMTX floating discs are made from two segments of stainless steel which are riveted together to allow the outer section of stainless steel to expand under extreme temperatures. The outer section is manufactured from Japanese SUS 420 stainless steel, then heat treated to HRC 36+ 2 while the centre of the disc is manufactured from steel or alloy. An alternative to large original discs, floating discs improve braking performance by ensuring the disc is