C-profile rails and assembly rails type TS, in various heights of 11, 14 and 30 millimetres and maximum lengths of up to 2 metres for the fixing of pipe / tube clamps and hose clamps of the Twin Series according to DIN 3015, Part 3, in conjunction with hexagon rail nuts type SM (steel) and SMG (stainless steel). Manufactured from uncoated steel or hot-dip galvanised steel. Alternatively also available in stainless steel V2A 1.4301 / 1.4305 (AISI 304 / 303) and V4A 1.4401 / 1.4571 (AISI 316 / 316 Ti).