The The M621 features 2 bubble levels, with a plate that is supplied with removeable 1/4"-20 and 3/8" camera screws, and a spring loaded video pin. storing the unused camera screw directly on the assembly is allowed by 2 threaded holes on the side of the quick release.
The assembly comes equipped with a short (standard 3.5" x 2.2" x 0.6") sliding forward and back camera plate designed for macro positioning, and features a safety button limiting the amount of sliding on the quick release. As an option, a 5.5" long plate is available as well.
The Giottos MH-621 is commonly used for Landscape/scenery, Night shots, Video and more.The Giottos MH-621 is most used by customers who consider themselves to be a Pro photographer, Semi-pro photographer among others.The Giottos MH-621 is popular because customers like the following qualities of the Giottos MH-621: Attaches firmly, Large range of motion, Stable, Strong clamp to mention just a few.