Manfrotto 3301 Rapid adapter - 5/8" to long 3/8" diameter stud
Rapid adapter - 5/8" to long 3/8" diameter studhttps://www.photocineshop.com/en/products/Manfrotto-3301-Rapid-adapter-5-8-to-long-3-8-diameter-stud-UO1JPD?cat=343
Based in Northern Italy at Bassano del Grappa, Manfrotto designs, manufactures and markets a wide range of camera and lighting support equipment for the professional photographic, film, theatre, live entertainment and video markets. The product line includes an extensive range of camera tripods and heads, lighting stands and accessories.
Most lighting fixtures accept the standard top stud on light stands, which meaures 5/8 inches in diameter. For those fixtures that accept nothing larger than 3/8 in studs, order the Manfrotto 3301 Rapid Adapter (5/8" to Long 3/8" Diameter Stud) to fit your fixture onto your standard light stand.