These are bolt-on axle shafts for aluminum main landing gear.
Includes: Two axles and two nuts
Axle Length: 1-1/4 (what the wheel turns on)
Axle Diameter: 1/8 (what the wheel turns on)
Threaded Mounting Portion Width: 1/4
Overall Length: 1-11/16 (entire length)
Inner Diameter: 1/4
Outer Diameter: 7/16