RAM Mounts RAM-B-408-37-62U U-Bolt Handlebar Mount – 3/8 inch-5/8 inch Rail, 1 inch B-Size Ball, Black

For riders who need their navigation, phone, or action camera firmly in view, the RAM Mounts RAM-B-408-37-62U delivers a rock-solid anchor point. This U-bolt handlebar mount clamps onto handlebars, rails, or tubes from 3/8 to 5/8 inch in diameter, while the 1-inch B-size ball provides the universal connection for any RAM arm or holder.

Key specifications

• U-bolt base engineered for rails and tubes from 3/8" to 5/8" (9.5 mm – 15.9 mm) diameter
• 1" / 25.4 mm B-size ball compatible with RAM Mounts B-Size components
• Constructed from marine-grade aluminum, zinc-coated steel, and high-strength composite
• Corrosion-resistant finish ideal for outdoor, marine, and industrial environments
• Supports devices up to 2 lbs (0.9 kg) with proper RAM holder attachment
• Includes two U-bolts, two rubber caps, and one composite adapter for flexible installation
• Minimal assembly required for quick setup
• Colour: Black

Why choose it

RAM Mounts is renowned for its superior vibration dampening and durable materials. The RAM-B-408-37-62U continues that legacy, offering a rock-solid connection that keeps your smartphone, GPS, or camera stable even on rough terrain. The inclusion of rubber caps protects your bars from scratches and reduces slippage, while the composite adapter lets you fine-tune the fit for different rail sizes. This mount is built to withstand the elements, so you can rely on it year after year.

Ideal use cases

• Motorcycles: secure navigational devices and phones on handlebars
• ATVs and UTVs: mount action cameras or GPS units for off-road adventures
• Bicycles: attach lights, computers, or phones on handlebars
• Boats and marine: keep electronics accessible on rails and posts
• Wheelchairs and mobility scooters: mount tablets or communication devices
• Industrial and material handling: fix scanners or tablets to equipment

Good to know

The RAM-B-408-37-62U is part of the RAM Mounts B-size system, giving you access to a huge range of arms, holders, and accessories. The package includes two different U-bolts and a composite adapter, allowing you to achieve a precise fit on various rail diameters. For installation, only basic hand tools are needed, and the rubber caps prevent scratching while enhancing grip. This mount is a smart choice for anyone who needs a dependable, versatile mounting solution in demanding environments.