The classic, combat-tested FlyBoys Checklist Rings that have been in widespread use throughout the military for many years, and are the #1 checklist ring in use by the US Air Force. Designed to accommodate standard-size checklists, the FlyBoys Checklist Rings are 1.75 inches when locked, and feature the FlyBoys-exclusive stainless steel locking mechanism. The ring is constructed from heavy duty monofilament plastic, ensuring years of trouble-free use in the toughest operational environments. Available in opaque, black, red, and blue. Made in the USA.

• Ultra Durable: Stainless steel locking mechanism with heavy-duty monofilament ring ensures a lifetime of use in all environments.
• Flexible: The flexible design of these checklist rings allows checklists to fit better in tight spaces, and accommodates thick checklists.
• Versatile: Use these rings to secure a variety of items, such as checklists, technical orders, inflight guides, keys, and more.

Dimensions 

Ring Length (when stretched-out straight): 5.00 in (127.00 mm) Ring Diameter (when locking mechanisms engaged): 1.75 in (44.45 mm)

Materials

Locking mechanism: Stainless steel Ring: Heavy-duty Monofilament Plastic