User Manual
CONNECTING THE BODY BRACE
1. Screw the telescoping extension into the 
extension socket on the body of the clamp.  
(Fig. 5)
2. Firmly press the body brace onto the end of the 
extension until it snaps in place. (Fig. 6)
3. Rotate the twist-lock to loosen and pull out the 
extension, then lock to secure. (Fig. 7)
ACCESSORY ATTACHMENT
The GSU-1 offers two 1/4-20 threaded  
sockets in the front and a 25 mm diameter 
crossbar. Use these to attach Axler articulating 
arms or 25 mm clamps and connect accessories 
like a video monitor onto your rig. (Fig. 8)
Fig. 5
Fig. 6
Fig. 7
Fig.8








