• Material of Construction Aluminum
• Finish Black
• Attachments Bottom: 1/4""-20 and 3/8""-16 female threaded 5/8"" (16 mm) removable stud with 5/8"" (16 mm) receiver
• Top: 1/4""-20 and 3/8""-16 male threaded 5/8"" (16 mm) removable stud with 5/8"" (16 mm) receiver