The RAM-B-152-108 is a strap base spotlight assembly which will accommodate a rail diameter from .5 to 2 inches. The assembly consists of the RAM-B-152B 70K spotlight, RAM-B-201U arm and RAM-B-108BU strap base.
RAM-B-152-108 shown above.
RAM-B-152 included features:
Warranty: Manufacturer's, RAM Mounts (National Products Inc.), Limited Life Time Warranty (not including bulb).
Material: Black powder coated marine grade aluminum with high strength composite spotlight.
RAM-B-152B Spotlight Description: The RAM-B-152B rubber coated spotlight includes a high intensity bulb 70K candle spotlight and a 1 inch rubber ball. This spotlight includes more than 32 different bulb selections.
RAM-B-201U Arm Description: The RAM-B-201U marine grade aluminum double socket arm for 1 inch balls is the standard 2.875 inch double socket arm length. The RAM-B-201U has a socket at either end to allow a 1 inch diameter ball accessories to be connected. A tightening screw on the side of the arm enables the sockets to clamp firmly to a RAM 1 inch diameter ball. When loosening the side screw, a single spring inside the arm opens the sockets allowing you to pivot the ball and socket connection or completely disconnect the ball from the socket. The arm length is 2.875 inches when measured from socket center to socket center. The total length of the arm is 3.6875 inches.
RAM-B-108BU Base Description: The RAM-B-108BU is a black powder coated marine grade aluminum "V" base with 1.0 diameter rubber ball and metal strap. The metal strap (2 included) will accommodate a rail diameter from .5 inch to 2 inches.