- 5/32" (4mm) axle diameter can be drilled out to 3/16" (4.7mm)
- Fits inside most wheel pans and retracts
- .925" width (24mm)
- Low bounce, shock absorbing
- 2 per package
250R takes a 5/32 Axle (4mm). 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.