The Specialty Iron I Rifle Peep Aperture Kit is the ultimate solution for shooters seeking complete versatility and precision. This comprehensive kit includes all six Iron I aperture sizes—ranging from 1/32" to .148"—along with a dedicated storage case for convenient organization. Each aperture features Optical Centered Technology (OCT), Protected Lens Technology (PLT), and Tool-less Aperture Technology (TAP) to provide superior performance, quick changes, and enhanced durability. Designed exclusively for use with the Iron I Peep Housing (sold separately), this kit allows shooters to adapt to any lighting or shooting condition with unmatched clarity and accuracy.