The RAM® Motorcycle Fork Stem Wedge Ball Base (RAM-B-342W-1U) is a compact and versatile mounting solution designed to position your device securely and conveniently within easy view while riding. Engineered to fit directly into the cylindrical bore of motorcycle fork stems measuring 12mm to 18.75mm in diameter, this low-profile base is ideal for motorcycles with accessible fork stem openings.

Featuring a RAM® B Size 25mm rubber ball, this mount provides compatibility with a huge range of RAM® double socket arms and device holders, allowing near-infinite adjustment for the perfect viewing angle. The RAM® rubber ball system also helps absorb vibration and shock, providing added protection for mounted devices when riding on rough roads or at higher speeds.

Manufactured from powder-coated marine-grade aluminium, the fork stem base is built to withstand harsh outdoor conditions while delivering long-lasting durability and corrosion resistance.

• Designed to suit motorcycle fork stems with 12mm to 18.75mm internal diameter
• Low-profile mounting solution keeps devices front and centre
• Includes RAM® B Size 25mm rubber ball
• Compatible with all RAM® B Size double socket arms and accessories
• RAM® ball-and-socket system allows near-infinite adjustability
• Rubber ball helps reduce vibration and shock transfer to mounted devices
• Constructed from powder-coated marine-grade aluminium
• Highly durable and corrosion resistant for outdoor use
• Ideal for motorcycles, touring, adventure riding, and everyday commuting
• Backed by RAM® Mounts lifetime warranty

Included Hardware:

• Small wedge assembly
• #10-24 x 50.8mm screw
• #10-24 wedge nut

Specifications:

• Fork stem compatibility: 12mm - 18.75mm
• Ball size: RAM® B Size (25mm)
• Weight capacity (standard use): 0.9kg
• Weight capacity (heavy-duty use): 0.45kg
• Material: Marine-grade aluminium
• Approximate weight: 127g

Installation Instructions