Features: brand new and high quality The three-hole open-hole for butterfly clip design breaks through the traditional style and improves the use limit of the for butterfly clip. Made of aluminum alloy hollow, lighter in weight, and more convenient to install. All aluminum alloy uses high-end sandblasting combined with anodized surface treatment, the visual effect is more refined, and the hand feel is more delicate. It adopts 304 stainless steel screw spring; the wide handle is more convenient and easy to rotate without hurting the hand. The three-hole opening for butterfly clamp cannot only clamp two ball heads, otherwise there will be uneven force, screw damage, and bad consequences of destroying the product. Specifications: Material: Aluminum Alloy Color: Black/Red/Blue Process: CNC secondary anodizing Size: Approx.51.9x58.8 mm/2.04x2.31 inches Package Includes: 1x for Butterfly Clip note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.