- Built-in diameter 48mm

The Breakout box comes with easy screw-on terminals

and a reflective panel to keep you visible in low-light conditions

This black leather retainer keeps your goggles securely attached to your helmet

With Internal 10mm to 51mm

v twin manufacturing shovelhead motor model temp1421 - Built-in diameter 48mmV Twin Manufacturing Shovelhead Motor Model Experience the perfect blend of classic design and impeccable craftsmanship with the V Twin Manufacturing Shovelhead Motor Model. This exquisitely detailed scale model, a tribute to the iconic Shovelhead engine, brings a piece of motorcycle history to your home or office. Features: Pewter Construction: Precision cast for intricate detail, capturing the essence of the classic Shovelhead engine. Wooden Display