Manfrotto Quick-Release Plate Black 200 PL - Best Buy
Manfrotto Mounting Plate 030-14 For 3047 Head with Thumb Screw
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
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Dodd Camera - MANFROTTO 394 Quick Release Adapter with plate