The Round Aluminum Column can be used for connecting rod, pulling rod, or the top column, play the role of connecting or extending nut. for: RC Airplane, FPV Quadcopter, CNC, etc.
Two Side Female Thread; Material: Aluminum Alloy; Inner Screw Thread: M3; Total Length: 5mm, 70mm; Outside Diameter of Standoff: 5mm; Color: Black; In the package of: 1 Set Round Aluminum Column ( 5pcs 70mm Length + 10pcs 5mm Length )