These brackets are used in the making of window guards, security & burglar bars, patio door bars, and door security grills. Allows you to connect 2 or more security guards together to protect a larger area.
Approx. length of square tubing in front 12". Distance out from wall is approx. 3 1/2". Bracket is 7/16" solid square bar - fits into 1/2" square tubing.