This Red Adapter filters through a strong Red light, great for penetrating fog and smoke, and great for signaling.  Improve night-time visibility and avoid easy detection with these colored filter adapters.  Durable with an anti-roll design, they improve map reading, navigation, and tracking.

• Uses a toughened ultra-clear glass lens with anti-reflective coating that provides both heat resistance and maximum light penetrability
• Made from PC 2805 plastic, created by Bayer Material Science AG.  PC 2805 plastic can withstand impact and has anti-aging compenents.
• Easy to attach, easy to remove
• Inside diameter:  1 5/8"
• Compatible with:  E40, E50, TK22, and RC15