RAM Clamp Base - Square 51mm Post clamp with B Series Ball

RAM-B-247U-2 Square Post Clamp Base (51mm, B Size Ball)

The RAM-B-247U-2 is a RAM Mounts square post clamp base for posts and rails up to 51mm (2") wide, fitted with a B size 1" rubber ball. It suits square-section posts and roll bar frames, and pairs with any B size double socket arm.

Key Features

• Clamps onto square posts and rails up to 51mm (2") wide; adjustable and easily removed or repositioned
• Includes a B size 1" RAM rubber ball that connects to any B size RAM double socket arm
• RAM rubber ball-and-socket design gives near-infinite angle adjustment
• Powder-coated marine-grade aluminium, built for vibration and weather
• Backed by RAM's lifetime warranty

Works With

Any B size (1" ball) RAM component: connect a B size double socket arm, then add a B size ball adapter or device holder to suit your gear. The base is removable and can be repositioned along the post at any time.

Dimensions & Specifications

• Maximum post width: 51mm (2")
• Maximum clamp depth: 70mm (2.75")
• Ball size: 1" (B size)
• Weight capacity, standard use: 907g (2 lbs)
• Weight capacity, heavy-duty use: 454g (1 lb)
• Material: powder-coated marine-grade aluminium
• Hardware included: (2) 5/16"-18 x 3" machine screws, (2) 5/16"-18 Nylock nuts

FAQs

What size post does it fit? Square posts and rails up to 51mm (2") wide and up to 70mm (2.75") deep.

What does it connect to? Any B size RAM arm and holder via the included 1" ball.

Is the mounting hardware included? Yes, two 5/16"-18 x 3" machine screws and two Nylock nuts.

How is it dispatched? In stock items ship from our Auckland warehouse, normally within one business day of your order.

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