SKU: 5714970898

RAM Clamp Base - Square 38mm Post clamp with 1.5" C Series Ball

Sale price$99.50 Regular price$110.55
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Ships within 48 hours · Estimated delivery Aug 16 - Aug 21

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Description

RAM Clamp Base - Square 38mm Post clamp with 1.5" C Series BallRAM 247U 15 Square Post Clamp Base (38mm, C Size Ball) The RAM 247U 15 is a RAM Mounts square post clamp base for posts and rails up to 38mm (1. 5") wide, fitted with a C size 1. 5" rubber ball. It clamps to a tube, roll bar or frame and pairs with any C size double socket arm for a stronger hold than the B size equivalent. Key Features Clamps onto square posts and rails up to 38mm (1. 5") wide; adjustable and easily removed or repositioned Includes a

RAM-247U-15 Square Post Clamp Base (38mm, C Size Ball)

The RAM-247U-15 is a RAM Mounts square post clamp base for posts and rails up to 38mm (1.5") wide, fitted with a C size 1.5" rubber ball. It clamps to a tube, roll bar or frame and pairs with any C size double socket arm for a stronger hold than the B size equivalent.

Key Features

  • Clamps onto square posts and rails up to 38mm (1.5") wide; adjustable and easily removed or repositioned
  • Includes a C size 1.5" RAM rubber ball that connects to any C 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 C size (1.5" ball) RAM component: connect a C size double socket arm, then add a C 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: 38mm (1.5")
  • Ball size: 1.5" (C size)
  • Weight capacity, standard use: 1.81kg (4 lbs)
  • Weight capacity, heavy-duty use: 1.36kg (3 lbs)
  • Product weight: 173g (0.38 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 38mm (1.5") wide.

What does it connect to? Any C size RAM arm and holder via the included 1.5" 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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Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 5714970898

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Reviewed in the United States on January 23, 2026
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Reviewed in the United States on June 6, 2026
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Louisville, US
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