Designed for attaching to a camera cage, rosette handle and any other ARRI standard Rosette fitting Kupo Arri Rosette is 31.8mm in diameter with 60 teeth Prevents equipment rotation with the Arri locating pin The M6 internal female thread is designed for mounting Arri standard Rosette-style accessories and allows 360 degree rotation Made of stainless steel and aluminum There are various standards of rosettes, but Arri is one of the industries' most common with an outer diameter of 31.8mm, 60 teeth with a 3/8in locating pin, and an M6 internal thread. The Kupo 3/8in Arri Rosette Adapter with Locating Pin (M6) is perfect for cameras or camera cages with a 3/8in internal thread. Made of stainless steel and aluminum, this Kupo Arri Rosette mount features an M6 internal female thread designed for mounting Arri standard rosette-style accessories and allows for 360 degree rotation. Specifications Weight: 7.05lb / 3.2kg Color: Black Product Height (in): 1.22in Product Height (cm): 3.1cm Product Length (in): 1.42in Product Length (cm): 3.6cm Product Width (in): 1.22in Product Width (cm): 3.1cm Product Weight (lb): 7.05lb Product Weight (kg): 3.2kg Stand Adapter Type: Arri 3/8in-16 Locating Pin to Arri Rosette (M6) Primary Material: Stainless Steel Secondary Material: Aluminum Warranty: Limited Two-Year Warranty