Connect 2 pieces of strut channel together or as a general flat strap using Discount Strut Accessories Electro-Galvanized 18" Strut Brackets. The electro-galvanized coating is best for indoor, dry settings. Can support up tp 342Lbs. Design uniform load of 550Lbs.
Competitor Part NumbersB409-18,T-610-18,S-250-18,PS251-18