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Seat Rail Mount with Double Socket Swivel Arm and AMPS Mounting Pattern
Seat Rail Mount with Double Socket Swivel Arm and AMPS Mounting Pattern
A person holds the Clamp Mounting Pedestal with 12 Gooseneck - Dual-T Compatible, featuring black ribbed grips for a secure hold. The text notes its stability and adjustability for device mounting. Arkon Mounts logo is in the corner.
Diagram featuring the Slim-Grip® Tablet Holder with Metal Drill Base Mount, illustrating a Universal AMPS plate with four screw holes, central ball mount, labeled dimensions, and text highlighting compatibility and easy installation.
The 18 Gooseneck Seat Rail Mount—compatible with 25mm ball accessories—features a black metal spring, mounting plates, a silver bracket, and four black screws, all displayed on a white background.
Seat Rail Mount with Double Socket Swivel Arm and AMPS Mounting Pattern
Seat Rail Mount with Double Socket Swivel Arm and AMPS Mounting Pattern
A person holds the Clamp Mounting Pedestal with 12 Gooseneck - Dual-T Compatible, featuring black ribbed grips for a secure hold. The text notes its stability and adjustability for device mounting. Arkon Mounts logo is in the corner.
Diagram featuring the Slim-Grip® Tablet Holder with Metal Drill Base Mount, illustrating a Universal AMPS plate with four screw holes, central ball mount, labeled dimensions, and text highlighting compatibility and easy installation.
The 18 Gooseneck Seat Rail Mount—compatible with 25mm ball accessories—features a black metal spring, mounting plates, a silver bracket, and four black screws, all displayed on a white background.

Seat Rail Mount with Double Socket Swivel Arm and AMPS Mounting Pattern

SKU RMSWA8825MM
Rated 4.87/5 by thousands of happy customers
$69.95 - $69.95
$69.95
$69.95 - $69.95
$69.95
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Create a clean, professional in-vehicle setup with the Seat Rail Mount featuring a Double Socket Swivel Arm and AMPS Mounting Pattern. Designed for drivers who need a dependable and fully adjustable mounting solution, this system securely installs at the seat rail, keeping your dash and windshield clutter-free while giving you direct, ergonomic access to your device.

Equipped with an 18" flexible aluminum gooseneck and an OCTO™ Series 4.25" Double Socket Swivel Shaft Arm, you can fine-tune every angle with 360° rotation and smooth, controlled adjustability. Whether you're mounting a tablet holder, phone holder, satellite radio, or another AMPS-compatible device, this setup gives you maximum precision and stability on the road.

The 4-hole AMPS adapter head allows full customization with a wide range of holders. Its reinforced composite and aluminum construction ensures long-term durability. Ideal for personal vehicles, commercial fleets, rideshare drivers, field service, and more. Installation is simple using the seat rail bracket or optional floor mounting hardware.

Features

  • Keeps your dash and windshield clear with a stable seat rail mounting solution
  • 4-hole AMPS adapter head for attaching tablet holders, phone holders, and more
  • OCTO™ Series 4.25" shaft arm provides precise, fine-tuned adjustability
  • 18" reinforced gooseneck offers strong yet flexible positioning
  • Durable composite rail bracket and optional floor hardware ensure secure installation

Compatible with any holder or device that utilizes a 4-hole AMPS mounting pattern.

Works with most* Garmin devices that use the AMPS mounting pattern.

Supported Garmin models include:

  • Garmin Overlander
  • Garmin Tread Overland
  • Garmin Tread Powersport
  • Garmin Montana 600 series
  • Garmin Montana 700 series
  • Garmin GPSMAP 276Cx
  • Garmin GPSMAP 66i
  • Garmin GPSMAP 66sr
  • Garmin zūmo XT
  • Garmin aera 500 / 550 / 560

*Please confirm AMPS mounting pattern compatibility with the manufacturer.

  • Design: Reinforced composite and aluminum mount featuring an 18" flexible gooseneck, a double socket swivel arm, and a 4-hole AMPS adapter head.
  • Model: RMSWA8825MM
  • Materials: Reinforced Composite & Aluminum
  • Arm Length: 18" Gooseneck
  • Secondary Arm: OCTO™ Series 4.25" Shaft Arm
  • Base Mount Type: Seat Rail
  • Product Weight: Approx. 1.13 lbs (512 g)

California Prop 65 Warning

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