RAM Rail Clamp Ball Base for 32 to 47mm Rails (D Series 2.25" Ball)

RAM-D-271U-12 RAM® Rail Clamp Ball Base for 31.75 to 47.625mm Rails

The RAM-D-271U-12 is a clamping base that grips round rails or pipe from 31.75mm to 47.625mm (1.25" to 1.875") in diameter, fitted with a D size 2.25" rubber ball. It connects to any D size RAM® double socket arm for a heavy-duty, near-infinitely adjustable mounting point.

Key Features

• Clamping base fits round rails or pipe from 31.75mm to 47.625mm (1.25" to 1.875") in diameter
• D size 2.25" RAM® rubber ball connects to any D size RAM® double socket arm
• RAM® ball-and-socket technology for near-infinite adjustability
• Powder-coated, marine-grade aluminium for demanding environments
• Backed by a lifetime warranty

Dimensions & Specifications

• Clamp range: 31.75mm to 47.625mm (1.25" to 1.875") diameter
• Ball size: D Size, 2.25" (57mm) rubber ball
• Material: powder-coated marine-grade aluminium
• Weight capacity: 2.72kg (6 lb) standard use, 2.26kg (5 lb) heavy-duty use

Hardware Included

• (2) 1/4"-20 x 1.5" screws
• (2) 1/4"-20 Nylock nuts
• (2) rubber caps

FAQs

How fast does it ship? If it's shown in stock here, it ships from our Auckland warehouse, normally within one business day. If it's shown as out of stock, get in touch and we may be able to get it in for you.

What's the difference between this and the RAM-D-271U-2?
This clamps a smaller rail range (31.75–47.625mm / 1.25"–1.875"). The RAM-D-271U-2 clamps a larger 50.8–63.5mm (2"–2.5") range.