FMF Racing Dirt Bike Factory 4.1 RCT Exhaust Part Number:1011-5608 (MFG #: 044466) Internal toe box protection is

Internal toe box protection is layered under the upper for durability

5" diameter base

2 Shell sizes

featuring lightweight polyester/spandex mesh and high-performance polyester knit

230g of premium

FMF Racing Dirt Bike Factory 4.1 RCT Exhaust Part Number:1011-5608 (MFG #: 044466) Internal toe box protection isFEATURES The 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 Constructed from only aerospace grade materials that meet their exacting specifications and is manufactured 100% at their Southern California