The slider is made of stainless steel (440C) – Slider is cut to 250mm for your V-Minion ease of installation.
The guide rail is made of bearing steel, the surface is blued for greater rust prevention and lubrication.
The steel ball bearings are made of bearing steel with accuracy of G10Z4
Surface hardness HRC58-62
V-Minion requires 1 set (These are sold in single set units).