Manfrotto 016 Adapter Converts Standard 5/8" (16mm) Female Light Stand Tip to 1/4" x 20 Thread on a 12mm Shaft. Manfrotto 016 Broncolor Mounting Adapter - Manfrotto 1 Year Warranty Attaches By: 1/4" screw attachment type Attachment (Top): 5/8" female attachment type Material: Zinc steel Length: 3.9" / 9.91cm