• Thumb Screw/Or Wing Nut
• Lock Plate
Its dark. You are packing up your camera arm after an evening sit. You get carried away loosening the thumb screw on the shoulder and boom! The thumb screw and plate fall out of your hand. You look for the parts but can't find them. What do you do?
Get a spare shoulder Thumb Screw and Lock Plate for your shoulder so no matter what happens, you won't have any down time. Fits any Fourth Arrow shoulder: Stiff/Carbon Arm shoulder, Stiff Arm Pro Shoulder, and Stiff Arm Elite Shoulder.