MD-04 MODULAR HELMET MATTE BLACK XS Accepting Backorders The Catalyst 858 Full Velocity

The Catalyst 858 Full Velocity Muffler delivers a subtle tone at low RPMs while producing an impressive sound at higher speeds

We choose to use C630 nickel bronze as a material to make valve guides because of its ideal characteristics for the application

we didn’t just tweak a few things here and there

Manufactured in the USA with Kraton rubber and feature a very soft

- **Improved Throttle Response** for a seamless riding experience

MD-04 MODULAR HELMET MATTE BLACK XS Accepting Backorders The Catalyst 858 Full VelocityThe MD 04 Modular is the perfect lightweight helmet for cross country adventures. The MD 04 has all the essentials, including a list of standard GMAX features normally only found on more expensive helmets.