8mm clamping diameter to perfectly match their oversize bars designed to better transfer power to the rear wheel

WEIGHT:1077g / 37oz

The pre-bended design fits perfectly to a kid's body and provides three straps for adjustment

comfortable and stretchy

S&M Slide Pipe V2 Grind Rail Premium 8mm clamping diameter to perfectlyThe S&M Slidepipe V2 is a heavy duty, portable BMX rail designed and built to withstand the rigors of even the heaviest street riders. Oversized, steel bases and commercial grade, rubber feet keep the rail firmly in place while uprights made from square, steel tubing won't allow bases to twist, even without hardware. The super strong, extruded, center connector has a thick spine featuring tapped threads that won't pull out, plus a reinforcement plate