Rail systems Support rails For the installation of heavy components such as transformers or base isolators. Support rails Support rail 48 x 26 mm for VX, VX SE, PC, IW, AX For heavy installed equipment such as transformers. T-head screw and slots in the support rail accommodate all mounting dimensions. Show products Support rails System support rails For heavy installed equipment such as transformers. T-head screw and slot in the support rail accommodate all mounting dimensions. Show products Support rails Support rail 75 x 20 mm for VX, TS, VX SE For heavy installed equipment such as base isolators or transformers. Show products Support rails Support rail 65 x 42 mm for VX, TS, VX SE For heavy installed equipment such as base isolators or transformers. Show products