RAM Mounts Double Ball Adapter with Round Base, C-Size (RAM-217-1U)

RAM Mounts Double Ball Adapter with Round Base, C-Size (RAM-217-1U) combines a RAM C-size (1.5") double ball adapter with a round base drilled with the universal 4-hole AMPS pattern (30 × 38 mm) and a 3-hole 120° pattern (Ø 46 mm). The base can be screwed onto a flat surface or fitted to holders and accessories with a matching pattern, and the C-size ball connects to any RAM C-size double socket arm. A 5/16"-18 × 3/8" set screw and a plastic cap are included; this version comes without a knob (the version with knob is RAM-217U).

Key Features

• Round AMPS base – 4-hole AMPS (30 × 38 mm) and 3-hole 120° (Ø 46 mm) patterns
• Version without knob – set screw and plastic cap included; version with knob: RAM-217U
• C-size (1.5") rubber ball – connects to any RAM C-size double socket arm, with near-infinite adjustment
• Load rating – up to 1.8 kg (4 lb) standard use; 1.4 kg (3 lb) heavy-duty use
• Material – marine-grade aluminium

Compatibility

• All RAM C-size (1.5") double socket arms
• Device holders and cradles with the 4-hole AMPS pattern (30 × 38 mm)
• Accessories with the 3-hole 120° pattern (Ø 46 mm)
• Flat mounting surfaces (screw-on installation)

Technical Specifications

More RAM ball bases, socket arms and mounting kits 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.