supon aluminum alloy multi functional heavy duty 2.5 inch grip head swivel head clamp holder bracket adapter with 1/2",1/4",3/8", 5/8" mount for light stand, extension boom arm,photographic equipment supon descriptions:<br> this grip head has been especially designed to hold scrims and flats mounted on century stands or butterfly frames. <br> the grip head is a very versatile piece of studio equipment,connects an extension arm to a light stand; holds the boom arm in place <br> enables to adjust the height and angle and gives you flexibility to position the equipment<br> accepts any accessory with a 1/2, 1/4, 3/8, 5/8-inch mounting stud or tubing<br> with an excellent locking system for stability and safety, this will hold a variety of items; easy to set up and use<br> descriptions:<br> durable, dependable construction<br> extra strong locking action for safety and stability<br> weight 1.4 lbs (0.65 kg)<br> material:aluminum alloy<br> color: silver<br><br> package content:<br> 1 x grip head