Hamskea FS Raptor Peep System 1006290. The dual string angle design (35 degrees and 40 degrees) offers flexible setup options and the included three interchangeable apertures?3/16? 7/32? and 1/4??adapt easily to changing light conditions. The kit comes with a water-resistant redesigned carry case and an innovative touchless installation tool for quick smudge-free lens and aperture changes. Specifications for Hamskea FS Raptor Peep System: Manufacturer: Hamskea Color: Blue Black Features of Hamskea FS Raptor Peep System: Durable all-aluminum construction Patented light baffling technology reduces glare Dual string angles: 35 degrees and 40 degrees Includes three interchangeable apertures: 3/16? 7/32? 1/4? Touchless installation tool with dual-end design Water-resistant carry case holds four apertures six lenses and installation tool Compact customizable and ideal for both competitive and recreational archers Includes housing three apertures installation tool and case Package Contents: Hamskea FS Raptor Peep System