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RAM® Fork Stem Mount with Universal RAM Finger-Grip™ Phone/Radio Cradle

Part# RAM-B-176-UN4U


B Size


The RAM-B-176-UN4 consists of a fork stem base, double socket arm, diamand adapter base and high strength universal Finger Grip™ cradle. This part is designed to fit into the cylindrical bore wall of fork stems and will work with stems that measure from 12 - 33mm (.5” – 1.29”).

  • Minimum with Top and Bottom Plates: 5.25"
  • Maximum with Top and Bottom Plates: 6.0"
  • The top and bottom plates can be removed for larger devices.
Dimensions using Short Arm Clamps:
  • Maximum Depth: 0.75"
  • Minimum Width: 1.25"
  • Maximum Width: 3.0"
Dimensions using Medium Arm Clamps:
  • Maximum Depth: 1.25"
  • Minimum Width: 1.5"
  • Maximum Width: 3.5"
Dimensions using Long Arm Clamps:
  • Maximum Depth: 1.6"
  • Minimum Width: 2.25"
  • Maximum Width: 3.5"
  • Material:High Strength Composite & Powder Coated Marine Grade Aluminum
  • Ball Size:B Size 1" Rubber Ball
  • Plate Dimensions:3" Width x 3" Height
  • Note:The "U" in the part number reflects product packaged in poly bag.
  • Weight:1.05 lbs.
un4 animation

  Compatible Devices

  • 2-Way Radios
  • Garmin Alpha 100
  • Garmin Astro 900 System
  • Garmin Delta Sport XC
  • Garmin Delta Upland XC
  • Garmin Delta XC
  • Garmin eTrex Touch 25
  • Garmin eTrex Touch 35
  • Garmin eTrex Touch 35t
  • Garmin GPSMAP 66 Series
  • Garmin inReach Explorer+
  • Garmin inReach SE+
  • Garmin PRO Control
  • Garmin Sport PRO
  • Spot X
  • Venterior VT-FF001/E
  • Venterior VT-FF002
  • Venterior VT-FF003
  • Venterior VT-FF04

Additional Mounting Base Options


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RAM® Handlebar U-Bolt Base for Rails 0.5" to 1.25" in Diameter

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RAM® Motorcycle Brake/Clutch Reservoir Ball Base

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RAM® 9mm Angled Bolt Head Adapter Ball Base

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RAM® Magnetic Ball Base

RAM-B-202-339U Add to Cart

RAM® Handlebar U-Bolt Base for Rails 0.5" to 1" in Diameter

RAM-B-231U Add to Cart

RAM® Flex Adhesive Ball Base

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