Amazon.com : Manfrotto Cameras Quick Release Plate with Special Adapter (200PL) : Tripod Camera Mounts : Electronics
Adapter Connect Arca-Swiss Quick Release Plate to Manfrotto Fluid Head
Amazon.com: Sequpr Camera Tripod Quick Release Plate Adapter with 1/4'' Screw, 200PL-14 323 Camera Mounting Adapter for Manfrotto, Universal Quick Release Plate System for Camera Gimbal, Black : Electronics
Dodd Camera - MANFROTTO 394 Quick Release Adapter with plate