Inspyre Evo Disk Junior 18.75"TT BMX Race Bike-Black crank-arm-length-170mm The 30mm cross section is

The 30mm cross section is designed to work with the other M30 components in Box's lineup

Made from lightweight alloy

Lightweight and super responsive

One-piece CNC machined setter tube with wlded nut/compression bolt

while the bold TLD Peace logo adds a distinctive touch

Inspyre Evo Disk Junior 18.75"TT BMX Race Bike-Black crank-arm-length-170mm The 30mm cross section isThe Inspyre Evo Disk Junior 18. 75"TT BMX Race Bike Black is built for taller riders chasing next level power and precision on the track. Centered around the lightweight 6061 T6 aluminum Evo Disk frame, it offers the ideal blend of stiffness, balance, and responsiveness for confident control through every straight and corner. With Forward Joyride cranks, Tioga Powerblock tires, and Inspyre Evo hubs, this setup delivers smooth speed and quick