Manfrotto 057 Magnesium Ball Head with 501PL Quick Release Plate

This 057 Magnesium Ball Head from Manfrotto features an integrated RC5 quick release cam lock and a 501PL Quick Release Plate. Compatible quick release plates can removed from the head by pulling the cam lock's spring-loaded lever, which also allows the plate to be instantly reattached. The cam lock also features a safety catch to prevent a compatible quick release plate from accidentally disconnecting.