Gator RC Horizontal Stab Tube Set, 11.1mm (7/16″) x 305mm (12″) Carbon Fiber, GS1005
Carbon fiber tube with black fiberglass sleeve 7/16″ (11.1mm) x 12″ (305mm)
Weight of tube and socket combined is .75 ounce or 21 grams.
The outside diameter of the outer sleeve is 11.9mm (.467″)