Products BaseOther Base Back Antenna Rail Mount 156-0033Y-00 Item Number: 156-0033Y-00 Thread: 1" (25.4 mm) Weight.(g): 560 You May Also Be Interested In 30° Base 956-09998-00 Hatch Hinge Standard 156-66027-00 Top Slide 956-09783-00 Swivel Snap Shackle 156-45002-00