Material Stainless Steel Unit & Package Sold by each, carded for display Part No. Item Size Description 91136 Medium Duty ¾” (Dia.) x 3” (H) Fits antennas up to 48” 91142 Heavy Duty ⅞” (Dia.) x 3 ½” (H) Fits antennas up to 60” (Heavy Duty design for better support and less vibration) Part No. & Image Selection Spring for C.B. Antenna Part No.: -- Please Select -- 91136 91142 Combination of product variants is not available Updating... Related Products Scorpion Cut Outs C.B. Aluminum Mounting Brackets Screw Head Covers with Jewel Red Eye Skull Dash Knobs Chrome One Piece Rear Light Bars with Oval (6) Lights in Slanted Style DOT-C2 Conspicuity Tape in Fluorescent Green 150′ Roll