One end of the Plamp clamps to your tripod while the other grasps the object. Use the Plamp to stabilize windblown subjects, adjust the position or angle of your subject, or move obstructing foliage. You can also use the Plamp to hold reflectors and lens shades. One day in the field with a Plamp and you will begin to realize its full potential. Weight: 7.9oz (224g) Length: 23 inches (58.5 cm) Maximum Holding Capacity: ~8oz (227g) Maximum Clip Jaw Opening: 1 inch (2.54cm)