Neewer Rapid Connect Quick Release Sliding Plate Camera Mount with 1/4" and 3/8" Mounting Screws for Manfrotto 501HDV 503HDV 701HDV MH055M0-Q5 Material: Aluminium alloy 51PL Quick Release Plate for 71HDV 51HDV 53HDV MH55M-Q5 It comes supplied with one 1/4"-2 and one 3/8" camera screw each, and features a location (video) pin. Precisely engineered, black anodized, sealing it against corrosion and abrasion. Rubber pad to protect your camera