Foto&Tech 1/4" 3/8" Tripod Screw Mount Convert Adapter Flash Light Stand Camera Spigot for Camera Cage/Shoulder Rig/Tripod/Socket Studio/Lighting Equipment/LED panel/GoPro/ballheads/QR clamps The adapter can be combined into the three ways to convert your screw or spigot. (1) 1/4'' Female to 3/8'' Female(A adapter); (2) 1/4'' Male to 3/8' Male (B adapter); (3)1/4'' Male to 3/8'' Female Precision made screws, Easy to use Easy to add and remove by hand Made of metal, solid and durable, Silver Plated Surface Great little piece of equipment to own for any photographer or videographer