Specialty Deluxe Stack It Peep Kit Contains all 5 Apertures 1503713. The kit includes all five apertures and extra 1/8" all five clarifiers #4 #5 #6 verifiers and a Stack It Peep to customize visual setup based on individual preference. A range of string angle options allows proper fit across different bow configurations. Developed through extensive testing it offers a modular approach to tuning peep performance. Specifications for Specialty Archery Specialty Deluxe Stack It Peep Kit: Manufacturer: Specialty Archery Color: Black Features of Specialty Archery Specialty Deluxe Stack It Peep Kit: Micro-adjustable peep system Includes peep housing Includes 5 apertures plus 1/8 in Includes 5 clarifiers Includes #4 #5 and #6 verifier lenses String angle options: 45 degree 37 degree 53 degree Modular component design Package Contents: Specialty Archery Specialty Deluxe Stack It Peep Kit