• Designed for 2008-2019 Freightliner Cascadia P3
• Mirror base antenna mount with DX239 stud
• Proprietary designed DX239 heavy-duty stud, threaded female nut made of stainless steel and encased in ABS plastic for added support
• Stainless steel center stud inside of a 1" plated aluminum hex base
• Adjustable forward angle design reduces reflections from the cab for optimal performance from all antenna designs
• Heavy-duty design can hold larger antennas
• Works on either driver or passenger side
• Made with 5-gauge heavy-duty aircraft-quality aluminum
• Stainless steel hardware included