RAM® Twist-Lock™ Suction Cup Mount for Garmin nuvi 52, 54, 55, 56 & 58
Part#:RAM-B-166-GA55U UPC:793442948909 Patented & Pats. Pend.
The RAM-B-166-GA55U consists of a double socket arm, 3.3" twist lock suction cup base, diamond adapter base and custom high strength composite cradle. The suction cup, twist lock base is designed to have a strong hold on glass and non-porous plastic surfaces, including adhesive disks. Designed into the mount is a 1" diameter patented rubber ball and socket system with adjustment points at the base and cradle. With a twist of the arm knob, you can move the suction cup eTrex mount to your optimum viewing position.

hardware included

Assembly Hardware

suction size

3.3" Diameter

socket to socket length


ball size

B Size (1")

weight capacity

Standard Use: 2 lbs
Heavy-Duty Use: 1 lb


Marine-grade aluminum
High strength composite

packaging type

Poly Bag


0.8 lb