Radio Raceline Oxygen Tire - 20 x 1.6, Clincher, Folding, Red/Black, 120 TPIThe Oxygen tire features a smooth central area for speed, combined with a unique outer tread to increase traction and grip on all surfaces. High quality racing rubber compound Micro knurling for advanced grip performance High pressure rated (100psi) Product Specifics Color: Red Black Defined Color: Red ISO Width (mm): 42 ISO Diameter: 406 20" BMX Tire Intended Use: BMX Tire Diameter: 20" Tire Bead: Wire Labeled Size: 20 x 1. 60 Tire Type: Clincher