Robart 3/8" (9.5mm) diameter are the best replacements for wire landing gear. They are suitable for most airplanes weighing 4 to 10 pounds. With real functional oleos and torque links, they can be used on grass or paved airfields. No more bent wires! The 380 RoboStruts are available in straight, right or left offsets (up to a 3 1/4 inch {82.6mm} dia. wheel), and a fork style oleo. All come with easy to use 5/32 inch (4mm) and 3/16 inch (4.8mm) dia. wire adapter bushing.

Specifications :
3/8" (9.5mm) Diameter Strut with 3/16" Dia. Axle.