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
Q6 Top Lock quick release adaptor, complete with plate - MSQ6 | Manfrotto US
Amazon.com : Manfrotto Cameras Quick Release Plate with Special Adapter (200PL) : Tripod Camera Mounts : Electronics
Quick Release Adapter with Sliding Plate and Safety Lock - 577 | Manfrotto US
Manfrotto 625 (3296) RC0 Hexagonal Quick Release Adapter Set 625
Amazon.com : UTEBIT Quick Release Plate, Aluminium Alloy Quick Release Adapter with 1/4" and 3/8" Screws for Manfrotto 200PL-14 QR Plates Adapter, Rapid Connect Clamp, Ball Head, Tripod, DSLR Cameras : Electronics
Manfrotto Quick Release Plate Adapter for Universal Steadicam (Tiffen Tilta Float DF THANOS-PRO) Stabilizer Arm
Adapter for Arca Quick Release Plate to Manfrotto RC2 Tripod Ball Head Clamp | eBay