Mounting arms removable and extendable, 3" extra extension adaptor included Without extension pole, the height is 5.9"; With extension pole, height adjust from 18.1" to 26.7" (45.9-67.8 cm); Ceiling plate adjustable 0 to 90 degree swivel Heavy duty steel construction, Maximum loading 44 lbs (20 kgs); Rotate adjustment left and right 5 degrees Integrated cable management; Exclusive "No-slip" adjustment system; Lock in any position; Easily release and lock Standard size hardware,comprehensive installation manual included.VideoSecu brand. Please report to Amazon.com if you recieve a mount without VideoSecu logo