The Stack It Deluxe Kit is a micro-adjustable peep system designed to refine sight picture and alignment through interchangeable optical components. 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.