Supports up to 500 lbs. of force, twice the ADA requirement. 1 1/4~ diameter, 3~ diameter flanges; extends 2 3/4~ from wall, 1 1/2~ wall clearance. Concealed mounting, mounting hardware & retrievable wall anchor included. Backed by Delta Faucet's Recertified 10-year Limited Warranty | Delta® Grab Bar Traditional 12~ (Recertified), Chrome, 41612