Locking Slide Arm - Powder coat - The entire arm can rotate around 360 with locking points at every 15. To rotate the arm simply pull the front lever out, rotate to desired position and then release the lever. Locking slide arm can slide up to 5.5 (14 cm) from the center of the pole. Designed for use with the Gamber-Johnson Standard Motion Attachments with a 3/8 hole (item no. 7110-1200 or 7160-0436 - sold separately). Can be mounted directly to a flat surface or on any Upper Pole, Complete Pole, Center Pole, Low Profile Bracket or Smiley Face Pattern. Heavy gauge steel construction for long-term durability. Black powder coat finish for maximum corrosion resistance.