RAM-B-166-UN4U – RAM® Finger-Grip™ Universal Mount with Twist-Lock™ Suction Cup Base
The RAM-B-166-UN4U pairs the RAM® Finger-Grip™ universal cradle with a 83.8mm (3.3") Twist-Lock™ suction cup base and a medium B-size double socket arm. The twist-lock base grips glass and non-porous surfaces (or a RAM adhesive disk), making it the go-to no-drill option for windscreens and dashboards.
Key Features
Spring-loaded, rubber-coated Finger-Grip™ fingers grip your device from both sides; squeeze the ends to open
Includes 3 sets of 4 fingers (small, medium, large) plus optional top and bottom supports
83.8mm (3.3") Twist-Lock™ suction base holds firmly on glass and non-porous surfaces; twist the collar to lock
Medium B-size double socket arm with ball-and-socket adjustment at both ends
Marine-grade aluminium alloy and high-strength composite construction; backed by RAM Mounts' lifetime warranty
What's Included
RAM-HOL-UN4U Finger-Grip™ universal cradle
RAM-B-224-1U 83.8mm Twist-Lock suction cup base with 1" ball
RAM-B-201U double socket arm
RAM-B-238U 62 x 33mm diamond base with 1" ball
Dimensions & Specifications
Suction cup diameter: 83.8mm (3.3")
Arm overall length: 94mm (3.69")
Arm socket-to-socket: 76mm (3")
Ball size: 1" rubber ball (B series)
Load rating: 907g (2 lbs) standard use; 454g (1 lb) heavy-duty use
Materials: marine-grade aluminium alloy and high-strength composite
Compatible Devices
The Finger-Grip™ cradle fits 120+ GPS units, handheld radios, and phones across 11 brands. For the full compatible-device list and complete cradle dimensions, see our RAM-HOL-UN4U cradle listing. Always measure your device with any case fitted before ordering.
