.87 X 2.25 W/ 11 Mm Hole & 1" Ball

Features:

• RAM utilizes a patented rubber ball and socket design which isolates and dampens shock This design allows user to mount to just about anything, anywhere on your recreational vehicles
• Mounts are made of marine grade aluminum with a powder coated finish, stainless steel hardware and Nitrile balls
• Backed by a LIFETIME manufacturer’s warranty