Connect Adapter Quick Release Clamp QR Base Plate for Manfrotto 501 500AH 701HDV
P200 Quick Release QR Clamp Base Plate For Manfrotto 501 500AH 701HDV 577 Black. for Manfrotto 501, 500AH, 701HDV, 577, etc. 1 X Quick Release w/ QR Plate. This item is composed of a quick release clamp adapter and a quick release plate.