RAM Mounts Double Ball Drill-Down Mount with Diamond Plate, B-Size, Short Arm (RAM-B-138U-A)

Regular price 35,71 € +VAT
Arm length
61 mm95 mm

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  • Available: Out Of Stock
  • Vendor: RAM MOUNT
  • Type: For Mobile Terminals
  • Barcode: RAM-B-138U-A
RAM Mounts B-size double ball drill-down mount with diamond plate, short arm (RAM-B-138U-A) – product photo
RAM Mounts Double Ball Drill-Down Mount with Diamond Plate, B-Size, Short Arm (RAM-B-138U-A)
Regular price 35,71 € +VAT

RAM Mounts Double Ball Drill-Down Mount with Diamond Plate (RAM-B-138U-A) is a complete kit for lightweight devices: a 63.5 mm round ball base with AMPS pattern to screw to a dashboard, console, desk or wall, a short B-size double socket arm (61 mm overall) and a diamond ball base with 2-hole AMPS pattern for the device holder. The patented rubber ball-and-socket system allows near-infinite adjustment and dampens shock and vibration to protect the device.

📦 What's in the box – RAM-B-138U-A

  • Round plate with ball – Ø 63.5 mm, 4-hole AMPS + 3-hole 120°, B-size ball (RAM-B-202U)
  • Double socket arm – B-size, short, 61 mm overall, 44 mm socket to socket (RAM-B-201U-A)
  • Diamond ball base – 62 × 33 mm, 2-hole AMPS, B-size ball (RAM-B-238U)

💡 To get started, you might also consider a device holder with the 2-hole AMPS (diamond) pattern, such as the universal small-device holder with diamond pattern.

View accessories →

Key Features

  • Complete kit – base, B-size double socket arm and device-side plate in one package
  • Adjustable at both ends – short arm, 61 mm overall; one knob locks both ball joints
  • Two plate types – round 63.5 mm AMPS base for the surface, 62 × 33 mm diamond plate (2-hole AMPS) for the holder
  • Shock and vibration damping – the patented rubber ball-and-socket system cushions the mounted device
  • Load rating – up to 2 lb (0.9 kg) in standard use and 1 lb (0.45 kg) in heavy-duty use; ideal for phones, GPS units, scanners and small tablets
  • Built for harsh conditions – powder-coated marine-grade aluminium, backed by RAM's lifetime warranty

Compatibility

  • Device holders with the 2-hole AMPS pattern (48.6 mm hole spacing)
  • Flat surfaces such as dashboards, consoles, panels and walls (drill-down)
  • All RAM B-size (1") ball bases and device holders with a B-size ball

Technical Specifications

Part Number RAM-B-138U-A
Product Type Mounting kit, B-size
Connection B-size (1" / 25.4 mm) ball; round 63.5 mm plate (4-hole AMPS 30 × 38 mm, 3-hole 120° Ø 46 mm) + diamond plate 62 × 33 mm (2-hole AMPS 48.6 mm)
Arm Length 61 mm (2.42") overall; 44 mm (1.75") socket to socket
Load Capacity 2 lb (0.9 kg) standard use; 1 lb (0.45 kg) heavy-duty use
Dimensions Overall height 95 mm (3.75")
Material Powder-coated marine-grade aluminium
Weight 0.19 kg (0.42 lb)
Warranty Lifetime warranty (RAM Mounts)
In the Box Round plate with ball, double socket arm, diamond ball base

You will find matching cradles, holders and more RAM mounting parts in our Mobile Terminal Accessories collection. Planning a vehicle or forklift installation, or ordering for a whole fleet? Contact us for project support and volume pricing.

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