Leupold Alumina Flip-Back Lens Cover 40mm

The Leupold Alumina Flip-Back Lens Cover is a machined-aluminum front cover engineered for 40mm objective lenses. It uses neodymium magnetic latches and triple O-ring seals to provide secure, weather-resistant protection for optics. The cover flips fully back to a low-profile position when open and installs via a screw-on mount.

Key Specifications

• Fits objective lenses with a tube diameter of 40mm.
• Constructed from aluminum for lightweight durability.
• Finish is Matte Black for low-reflective appearance.
• Mount type is screw-on for secure attachment to compatible scopes.
• Style is flip-open / flip-back allowing the cover to fold flat when open.
• Retained by neodymium magnetic latches for positive closure.
• Sealing provided by triple O-ring seals for weather resistance.
• Listed weight is 0.08 (as provided).
• Overall dimensions are 0.65 x 3.70 x 6.00 (as provided).
• Compatible with post-2004 Leupold riflescopes that accept 40mm objective lenses.

Designed to integrate cleanly with matching optics, the Alumina Flip-Back Lens Cover delivers reliable environmental protection without adding unnecessary bulk. Its low-profile open position and positive magnetic closure make it a practical choice for shooters who prioritize durable, straightforward scope protection in the field.