StandBox Extension Tubes with Caps (2)

StandBox Extension tubes are designed to replace the standard foam prisms when your airplane weight is more than 3 1/2lbs. (1500g). The StandBox Extension tubes add much more stability to the assembled unit.

The Extension tubes are highly recommended when using your Standbox for Storage or as a Heavy Duty Workstation.

Included:
(2) Plastic Tubes 38 1/2" (980mm)
(4) Plastic Caps