The barbell is 16mm (5/8") long.
The 6mm balls both unscrew, and so can be used on any 1.6mm barbell.
Bar - 1.6mm (14g)
Length - 16mm (5/8")
6mm Screw on Balls
Material - Plastic
Colour - Purple
Also Available in - Black, Blue, Orange, Pink, Red, Green
Suitable for use in healed piercings
Range - Plastic Tongue Bars