Really Right Stuff Versa Series 4 to Series 3 Tripod Apex Adapter

This TA-4-AA3 Versa Series 4 to Series 3 Tripod Apex Adapter from Really Right Stuff allows tripod head plates, 75mm video bowls, or leveling adapters designed for a Versa Series 3 tripod leg apex to be used on larger Versa Series 4 MkII tripod leg apex. The Series 4 MkII tripod platform can be removed and easily replaced with the adapter in just seconds. It is made of CNC-machined 6061 aluminum and has a protective Type II anodized finish to protect against minor scuffs and corrosion. It features an internal SureGrip locking ring made of stainless steel.