1/4" x 4" x 6" Universal Aluminum Plates  For 1.5" Mast to 1.5" Boom  or 1.5 to 1.5 element or for GP/ Vertical Antenna project 1.5 mast to 1.5 insulated vertical element, H frame antenna and more others projects....

 Coming with 4 yellow zinc plated U-bolts with saddles. 

U-Bolts:This is professional grade series. This series provides high strength steel 5/16” U-bolt with a patented ribbed and notched 13 gauge double edge saddle and hex nuts. This unique clamp offers a lightweight alternative with outstanding strength and seal-ability. Mast Plates keep your Yagi stable and properly secured on the mast. 

from 7/15/21. 

2" is available...