20x1-1/8 Vee Rubber Speed Booster Fast 50 Folding BMX tire - 100psi - Black 19mm Size: 4" x 3

Size: 4" x 3

The hubs are BlackOps MX3200 sealed cartridge bearing cassettes with 3/8" female axles

It is made to fit Schwinn S7 26 x 1-3/4 (571mm) rims ONLY

2mm spacer (x2)

This rim is recommended for use with 26 x 1

20x1-1/8 Vee Rubber Speed Booster Fast 50 Folding BMX tire - 100psi - Black 19mm Size: 4" x 3An evolution in racing competition, the Speed Booster is designed for top BMX racers who demand lighter weight, better cornering stability, and the lowest possible rolling resistance in high speed, grippy race courses. This tire is constructed with Vee's Fast 50 compound, which offers that sweet spot between all out fast rolling speed and flat out cornering traction and excels in dry conditions. It also featrues the B Proof casing a specialty material