Mirror mounting swivel friction hinges with narrow leaves fit thin frames.Each individual leave measures 1/2" x 1-1/2". The pin is 2" long and can be cut to length. To increase friction,tighten top screw or to decrease loosen screw or carefully pry open leaf a bit with flat blade screwdriver.Brass plated steel with screws. Sold as a pair as shown in photo. ( One pair will do one mirror.)