XCSOURCE® 10pcs Set 3/8 "to 1/4" Convert Screw Adapter for Tripod Manfrotto Ball LF522 (Electronics)
A dozen of these identical adapters is part of the shipment, and the price of this set is very low. But it would have been better to find a wider range and a more diverse choice in the same shipment or packaging. In fact, it is good to adapt to sever