The YC Onion Quick-Release Central Shaft can replace the half ballhead on your tripod, providing additional stability. You can also mount it upside down for low-angle shots. Constructed of durable aluminum, the Quick-Release Central Shaft features a flat head with a 3/8"-16 screw on one side and a safety hook on the other side for attaching sandbags or other weights. Use the quick-release fastener if you want to reverse the shaft for low-angle shots

• Can be used in reverse for low-angle shots
• Flat head with 3/8"-16 screw
• Safety hook