Used but fully functioning Manfrotto quick release plate for cameras.
Sliding Plate for Camera Equipment For Manfrotto 503HDV MH055M0Q5 Compatible
Sliding Quick Release Plate, for Manfrotto 503HDV and MH055M0-Q5, Aluminum Alloy Camera Mount with 1/4"-20 & 3/8" Screws
Lightweight Aluminum Sliding Plate for Manfrotto 503HDV and MH055M0-Q5
Round PL Aluminum Alloy Round Quick Release Plate for Manfrotto Compact Action Tripod (Red)
Aluminum Alloy Sliding Plate for Manfrotto 503HDV MH055M0-Q5 Video Heads
Manfrotto 504PLONGR-1 Video Camera Plate for 504X Head