50.8mm (2") x 19mm Treaded Polyurethane Wheels for 3mm Axle (2 pack) from Du-Bro - DUB200T

Takes a 1\/8 Axle (3mm). Du-Bro's low bounce captive air wheels have flown on more airplanes over the years than any other wheels on the market! The wall thickness is consistent throughout the wheel giving you a balanced tire. Comes complete with a sporty nylon metallic hub. Works well on grass & paved runways.
Features:

1\/8" (3mm) axle diameter can be drilled out to 5\/32" (4mm)
Fits inside most wheel pans and retracts
.750" width (19mm)
Low bounce, shock absorbing

 
  WARNING: This product can expose you to Diisononyl phthalate (DINP), which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.