FMF Factory 4.1 RCT Muffler - Aluminum KX450F 2016-2018 042330 1821-1726 Endurance X Handguards more durable and is a

more durable and is a direct replacement for the OEM plastic throttle tube

Removable anatomic advanced EVA footbed provides arch support and high levels of comfort

32 clicks compression adjustment

Wide entry aperture for convenience with Velcro® upper closure flap to allow broad ranging calf fit adjustment

FMF Factory 4.1 RCT Muffler - Aluminum KX450F 2016-2018 042330 1821-1726 Endurance X Handguards more durable and is aThe Factory 4. 1 RCT incorporates FMF's Resonance Chamber Technology both internally and externally In addition, FMF achieves a shorter overall length that is less susceptible to crash damage and complementary to their Factory Forward Engineering moving the muffler closer to the motor to centralize mass The Factory 4. 1 RCT is constructed from only aerospace grade materials that meet their exacting specifications and is manufactured 100% at their