Weaver fixed K-Series Scopes are monuments to durability and affordability. Weaver K Series Fixed Riflescopes have fewer moving parts, so they can take more punishment season after season. Fully multi-coated lenses of these Weaver Rifle Scopes improve image brightness and reduce glare. A one-piece, aircraft-grade aluminum tube of Weaver K Rifle-Scopes holds the lenses in perfect alignment. Weaver made them waterproof, fogproof and shockproof — if you don't count the pleasant shock you'll get when you look at the price tag. Each Weaver K Series Riflescope like Weaver Grand Slam Scopes, Weaver T series Riflescopes, Weaver V-Series Rifle Scopes, Weaver Classic Rimfire Hunting Scopes and other Weaver Rifle Scopes, is designed to be a reliable shooting partner for years to come.