4 pack of VR Stanchion Mast 76mm (Part B) (Brass) 1:87 Scale
This is (Part B) of a kit of (A + B).
Also need to purchase Part (A) Arm Parts and solder together
https://www.shapeways.com/product/JCB8Q9G2A/vr-stanchion-arm-parts-1-track-brass-1-87-scale