ZOMEI 3/8" to 1/4" Screw Adapter for Camera/Tripod/Monopod/Ballhead Precision made 3/ 8 to 1/4 inch male to male screw adapter, easy to use Made of metal, solid and durable, Silver Plated Surface Perfect for putting two photo equipment devices together Easy to add and remove by hand Package includes 2 pieces 3/ 8 inch screws