The Adventure Kit is perfect for adventure and touring bikes where the mirrors are kept up most of the time. This mirror offers the widest field of view, and is ideal for riding paved and dirt roads. 
 

• Made from super tough glass reinforced zytel
• Reflector Dimensions: 5.25" x 3.5" (135mm x 95mm) 
  
• Arm: 4.7 inches
• Convex lens meets SAE and CE specifications

The new Doubletake ball is oversized, and high quality nitrile rubber surrounds an aluminum base that won't degrade under extended compression. The Doubletake Base Kit includes bolts to thread into every application, without adapters.