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Heavy-Duty Universal Locking Phone Holder with Car/Truck Seat Rail Mount
Heavy-Duty Universal Locking Phone Holder with Car/Truck Seat Rail Mount
Image showing the LockVise™ Locking Phone Holder with Robust™ Car or Truck Cup Holder Mount securing a phone. Key features, compatible phone sizes, and a diagram of its secure key-lockable system are displayed.
Promotional image for LockVise™ Locking Seat Rail or Floor Phone Mount, featuring a key lockable, fully adjustable holder with AMPS compatibility. Close-ups highlight sleek black and gray components and each mounting feature.
An exploded view of the black Camera Wall Mount for Nikon, Sony, Canon, Fujifilm, and Olympus cameras shows each part—spring and screws—plus text highlighting its strong hold, secure fit, and adjustable hardware.
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.
Heavy-Duty Universal Locking Phone Holder with Car/Truck Seat Rail Mount
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.
Image showing the LockVise™ Locking Phone Holder with Robust™ Car or Truck Cup Holder Mount securing a phone. Key features, compatible phone sizes, and a diagram of its secure key-lockable system are displayed.
Promotional image for LockVise™ Locking Seat Rail or Floor Phone Mount, featuring a key lockable, fully adjustable holder with AMPS compatibility. Close-ups highlight sleek black and gray components and each mounting feature.
An exploded view of the black Camera Wall Mount for Nikon, Sony, Canon, Fujifilm, and Olympus cameras shows each part—spring and screws—plus text highlighting its strong hold, secure fit, and adjustable hardware.
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.
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.

Heavy-Duty Universal Locking Phone Holder with Car/Truck Seat Rail Mount

SKU SM9RM88AMPSHD
Rated 4.87/5 by thousands of happy customers
$0.00 - $0.00
$0.00
$99.95
$99.95 - $99.95
$99.95
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Secure your phone with confidence using the Heavy-Duty Universal Locking Phone Holder with Car/Truck Seat Rail Mount. Designed to fit devices up to 7.18 inches tall—even with rugged cases—this locking holder keeps your phone protected and firmly in place during demanding drives. The locking mechanism adds an extra layer of security, making it ideal for professional, commercial, and fleet environments.

The 18-inch aluminum gooseneck provides strong yet flexible positioning, allowing you to place your device at the perfect height and angle. With dual seat rail brackets included, this mount easily installs into a wide range of car, truck, van, and service vehicle seat rail configurations. Ideal for navigation, dispatch apps, communication, and hands-free use, this mount helps you stay connected and in control on every job.

Features

  • Landscape-oriented design with vertical and horizontal adjustment points
  • 18-inch heavy-duty aluminum gooseneck for flexible positioning
  • Secure seat rail mounting system with dual bracket options
  • Reinforced composite construction designed for commercial, fleet, and service vehicles
  • Key-locking design adds security for high-traffic or shared-use environments
  • Ideal for navigation, dispatch, ELD apps, and hands-free communication

Phone Compatibility

This holder is designed exclusively for phones placed in landscape orientation.

Apple

  • iPhone 17 / 17 Pro / 17 Pro Max / Air
  • iPhone 16 / 16 Plus / 16 Pro / 16 Pro Max / 16e
  • iPhone 15 / 15 Plus / 15 Pro / 15 Pro Max
  • iPhone 14 / 14 Plus / 14 Pro / 14 Pro Max
  • iPhone SE (3rd generation)
  • iPhone 13 / 13 mini / 13 Pro / 13 Pro Max
  • iPhone 12 / 12 mini / 12 Pro / 12 Pro Max

Samsung

  • Galaxy S25 / S25+ / S25 Ultra / S25 FE
  • Galaxy S24 / S24+ / S24 Ultra
  • Galaxy S23 / S23+ / S23 Ultra / S23 FE
  • Galaxy S22 / S22+ / S22 Ultra
  • Galaxy Z Fold7* / Fold6* / Fold5* / Fold4*
  • Galaxy Z Flip7* / Flip6* / Flip5* / Flip4*
  • Galaxy M55 5G

Google

  • Pixel 10 / 10 Pro / 10 Pro XL
  • Pixel 9 / 9a / 9 Pro / 9 Pro XL
  • Pixel 8 / 8a / 8 Pro
  • Pixel 7 / 7 Pro

Notes:

  • Galaxy Z Fold models are compatible when folded.
  • Galaxy Z Flip models are compatible when unfolded.
  • Design: Ergonomic reinforced design with a flexible 18-inch gooseneck for easy positioning.
  • Model: SM9RM88AMPSHD
  • Holder Model: LockVise™ Phone Holder (SM090)
  • Height: Approx. 24.50" (622.30 mm)
  • Weight: Approx. 1.67 lbs (757.49 g)
  • Material: Reinforced Composite
  • Mounting Type: Seat Rail

California Prop 65 Warning

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