Cool Stuff Weaver K4-II. 1". Duplex - Factory Sealed. PreviousWeaver V7-II. 1". Duplex - Factory Sealed. Weaver K4-II. 1". Duplex - Factory Sealed. Weaver K4-II. 1". Duplex - Factory Sealed. $799.00 Never opened - not refurbished. Add To Cart Facebook0 Twitter Pinterest0