These are 1/4"x3.375" Axle Shafts.
FEATURES: Zinc plated spring steel construction.
INCLUDES: Two axle shafts
Two 7/16" Nylon lock nuts
REQUIRES: 5/8" wrench for the nuts
9/16" wrench for the axle
SPECS: Length: 3.375" (axle) .5 (thread) 4.125" (total length)
Diameter: 1/48" (axle) 7/16" (thread)
COMMENTS: Bolts to any Dural landing gear with a 7/16" hole.