The Pipe wall Mount is great for mounting a MEGABATTEN or pipe in a front of house position. CNC machined from 6061T-6 Billet. Load rated for 240 pounds and supports the standard 30 pounds per linear foot loading when used on maximum eight foot centers. There are three different nominal sizes to choose from 6", 14", and 21". The mounting plate is 4" wide by 6" tall with four 1/2" bolt holes on a 2-5/8" across by 4-1/2" tall spacing. Bolt to your existing or added structure. Always involve a structural engineer to determine proper mounting directions.