Manganese Sulfate

Fitted: Next-to-skin without the squeeze

specially formulated for the flexibility

The high-speed classic

*Protects a 15-foot area

Alumina Flip Back Lens Cover Kit - 40MM & Standard EP Vortex Manganese SulfateAlumina Flip Back Lens Cover Kit 40MM & Standard EP PRODUCT FEATURES: Compatible with post 2004 riflescopes with 40mm objective lenses. Our Alumina Flip Back lens covers feature powerful neodymium magnets to hold them securely closed, and the triple O ring seals provide maximum protection from the elements. Constructed out of durable 6061 T6 aircraft grade aluminum, they are precisely machined to allow for quick and easy operation, and a low profile