The tapered plug at the top is used to support the Racing Ball (N-141) and the clip under the plug can be used to hang the Lightening Plate (N-139).
Base:Ø 9cm Height:43cm long. (Shown with Racing Ball).
(Sold separately from Racing Ball and Lightening Plate.)
Wabash Model #N-140.
Forensics Lab Supply Number 3178140.
All products shipped from Wabash, Indiana.