Ultra-wearable 140mm ( 5.5'' ) Big Smooth Surface Foam Rubber Tire & Wheel for RC Airplane DY-W01-3.7mm

Outer diameter: 140mm (5.5")

Inner diameter: 30mm(1.18")

Axis hole diameter: 3.7mm(0.146'') or 4.2mm(0.165'') can be chosen.

Height: 45mm(1.77'')

Weight:  98g (3.5oz)

Application: Dynam Primo, Dynam DHC-2 Beaver, any airplanes with the suitable installation dimensions and off road and taxing requirements.

Features: Durable, super elastic. Works well on grass & paved runways, added metal fittings.The wall thickness is consistent throughout the wheel giving you a balanced tire.