IRC Siren Comp BMX Folding Tire Tire Size:20x1 1/8" Onyx Ultra (Not SS) Bearing

Onyx Ultra (Not SS) Bearing Behind Driver x1

PEDAL FIT: 9/16" (standard for 3pc cranks)

MATERIAL: Plastic body with "Spyder web" cut design

20mm dropouts

CNC machined 6061 T6 aluminum

IRC Siren Comp BMX Folding Tire Tire Size:20x1 1/8" Onyx Ultra (Not SS) BearingThe IRC Siren Comp BMX Folding Tire at J&R Bicycles features precision engineering and quality materials to provide top level performance at top race speeds. The Siren Comp tire uses the same tread pattern as the high tech Siren Pro to deliver smooth and steady speed on the straights and killer grip on the corners as well as right out of the gate. This updated model features a lightweight aramid folding bead for further weight reduction.