Manfrotto 577 QR Adapter with Plate

Compatible with the 501PL camera plates (supplied with the head 501HDV, 503 and 519 Video Heads, & 561BHDV Monopod). This Quick Release adapter gives you the freedom to remove the camera from the head without detaching it from the plate and put it on any other support. Supplied with 1/4'' and 3/8'' camera screws.