Manfrotto 2x 200PL RC2-System Quick Release Plate with 1/4"-20 Screw and 3/8" Bushing Adapter Pack of 2 Manfrotto Quick Release Plate with Special Adapter (200PL) Will fit either 1/4-Inch or 3/8-Inch tripod mount sockets Durable Easy to Use Always keep an extra quick release plate on hand, you will never know when you may need one.