

RAM Mounts Double Ball Mount with 100 × 100 mm VESA Plate, D-Size, Medium (RAM-D-101U-246) is a heavy-duty D-size (2.25") kit for monitors, rugged tablets and other larger devices with a VESA 100 × 100 or 75 × 75 mm pattern. The 93.5 mm round base – pre-drilled with two holes at 180° and three at 120° – is bolted to the dashboard, floor, wall or machine, the medium 214 mm double socket arm balances reach and stability, and the 121 × 121 mm plate with VESA 100 × 100 and 75 × 75 mm patterns bolts directly to the device. The D-size rubber ball-and-socket joints carry up to 2.7 kg in standard use and damp shock and vibration.
📦 What's in the box – RAM-D-101U-246
- Large round plate with D-size ball – Ø 93.5 mm, 2 holes at 180° and 3 holes at 120°
- Double socket arm (D size, medium) – 214 mm overall, 175 mm socket to socket
- 100 × 100 mm VESA plate with D-size ball – 121 × 121 mm plate, VESA 100 × 100 and 75 × 75 mm hole patterns
- 4 shoulder washers – 0.312" × 0.187"
💡 You might also consider a VESA/AMPS adapter plate for monitors and keyboards, a D-size square post clamp for forklift posts or a D-size round base for a second mounting point.
Key Features
- Patented ball-and-socket system – D-size (2.25") rubber balls adjust at both ends of the arm and damp shock and vibration
- VESA 100 × 100 and 75 × 75 mm – the 121 × 121 mm plate fits monitors and devices with either VESA pattern
- Medium double socket arm – 214 mm overall, 175 mm socket to socket, with an easy-to-adjust knob
- Load capacity – 2.7 kg (6 lb) for standard use, 2.3 kg (5 lb) for heavy-duty use
- Durable construction – marine-grade aluminium
Compatibility
- Monitors and devices with VESA 75 × 75 mm
- Monitors and devices with VESA 100 × 100 mm
- All RAM D-size (2.25") ball bases, adapters and holders
Technical Specifications
| Part Number | RAM-D-101U-246 |
|---|---|
| Product Type | VESA mount kit |
| Connection | RAM D-size ball (2.25"); round plate: 2 holes at 180°, 3 holes at 120°; VESA 100 × 100 mm + VESA 75 × 75 mm |
| Load Capacity | 2.7 kg (6 lb) for standard use, 2.3 kg (5 lb) for heavy-duty use |
| Material | Marine-grade aluminium |
| Dimensions | Arm 214 mm overall (175 mm socket to socket); overall height 283 mm; round plate Ø 93.5 mm; VESA plate 121 × 121 mm |
| Weight | 1.90 kg (4.18 lb) |
| In the Box | Large round plate with D-size ball, double socket arm (D size, medium), 100 × 100 mm VESA plate with D-size ball, 4 shoulder washers |
More RAM cradles, ball bases and socket arms are waiting 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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