Manfrotto 055 Mag Tripod Ballhead w/ RC4 Quick Release Plate MH055M0-RC4 is a high quality Manfrotto pro ball head, dedicated to 055 carbon fiber tripods. This Manfrotto tripod accessory is an extremely precise ball head, providing extra smooth movements thanks to state of the art materials and technology. Innovative and unique features on the Manfrotto Bogen 055 Magnesium RC4 Quick Release Tripod Ball Head, like the unique 90° to 100° portrait angle selector, allow better camera control for advanced precise settings. Innovative, compact, ergonomic, powerful and made of lightweight magnesium, this tripod accessory is the ideal tool for durability, high performance and accuracy. Manfrotto Bogen has equipped the ball head with the new upgraded RC4 quick release system - perfect for heavy equipment and long lenses, thanks to the large contact area. For a tripod ballhead that's optimized for your largest cameras and longest lenses, choose the Manfrotto 055 Mag RC-4 Long Lens QR Tripod Ball-Head.