This is a set of two Du-Bro 3-1/4" Treaded Wheels. 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 and works well on grass & paved runways. The 325T wheel set uses a 5/32 Axle (4mm).

Features:

balanced tire
sporty nylon metallic hub
Works well on grass & paved runways.
2 per package