Designed to hold a light fixture or accessory in place, the Impact Pivot Arm 20ʺ with Locking Lever is a space-saving grip tool for a variety of applications. It's a great matchup with a super clamp, for instance, with an optional camera platform for highly mobile work. The lever at the arm's elbow locks down securely in the position you've chosen and will support gear weighing up to 8 lb.