For Sale Antenna Plates Boom to Elements ¼” x 4” x 6” For: 2.00" boom and 5/8” element.Includes: 0.25 x  4" x 6" plates with hole 2 x Clamping U-Bolt with Saddle Sets, Zinc Plated Steel 5/16 Thread for 2” OD and 2 x Polypropylene Clamps Cushions for 5/8” OD element. Polypropylene Clamps are fix and insulate element from the plate comes with   ¼ x 1.75 stainless steel bolts and nuts.This Boom Plates keep your Yagi elements stable, insulated and properly secured on the boom.

from 7/15/21. 
2" is available...