4.0 MQ SUPPORT SYSTEM HILT] STRUT Product Description C-Profile Channel Hilt strut consists of a C-profile channel with serrated open edges defer inwards. The sinful provides an economical solution for mechanical, electrical and industrial supports. MATERIAL Material Hat rolled shes stars! per MAST A101 snd cold formed par MAST AS. Manufactured to MAMA-4. Carbon Ste! MAST AB, Grads 33 Stainless Steel SAE BB 318 TH {1.4571 (AB) — Lie titanium to Improve welding properties SAE 53 316 L (1.