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 Lug Nut Cover Installation Tools Driver’s Daily Logs with Simplified DVIR Windshield Snuggy Electric Solenoid Valves for Train Horn and Air Horn Large “Z” Shape Light Brackets with 4.5″ Black Rubber Off-Road & Reflector Glass Lights Pyramid Style Lens Only for Bumper Guides