RAM Ball - "Add-A-Ball" - add a 1" Ball base to any B Series arm

RAM-B-273U RAM® 1" "Add-A-Ball"™ Accessory Base for Any B Size Socket Arm

The RAM-B-273U replaces the bolt in any B Size double socket arm with a 1" B Size rubber ball, adding a second mounting point to your existing setup without a separate base.

Key Features

• Adds another 1" B Size RAM® rubber ball to any B Size double socket arm (short, medium, or long)
• Replaces only the bolt — the adjustment knob stays in place
• Ball-and-socket design allows near-infinite adjustability
• Powder-coated marine-grade aluminium construction
• Backed by RAM's lifetime warranty

Works With

Ideal when you need to mount more than one device but can't find a second mounting point — connect both devices to the one 1" base. Simply unscrew the existing bolt on your double socket arm and replace it with this part, then refit the adjustment knob.

Dimensions & Specifications

• Threaded stud: 1/4"-20, 40.6mm (1.6") long
• Ball/socket size: B Size (1")
• Material: Marine-grade aluminium, stainless steel
• Weight: 36 grams (0.08 lbs)
• Weight capacity: 907 grams (2 lbs) standard use, 454 grams (1 lb) heavy-duty use

FAQs

If this item shows as being in stock then it will usually ship from our Auckland warehouse in 1 business day. If it says to enquire then please get in touch as we may be able to get this back in for you.

Videos

• Product overview video
• Installation demonstration