CMMG Zeroed Enhanced Lower Parts Kit Features The CMMG Zeroed Enhanced Lower Parts Kit supplies the full set of internal components needed to complete an AR-15 lower receiver build from a stripped lower. Every piece included in the kit is made in the USA a detail that matters to builders who prioritize domestically sourced components in their rifle builds. Rather than sourcing dozens of small springs pins detents and trigger group parts individually from different suppliers this kit consolidates everything a builder needs into a single purchase. That consolidation reduces the risk of missing a small but critical part partway through assembly. CMMG packages the kit in color-coded packets specifically designed to simplify the build process letting builders quickly identify which parts belong together at each stage of assembly rather than sorting through a single bag of loose components. This organizational approach makes the kit approachable even for builders completing their first AR-15 lower while still providing the quality components experienced builders expect. Having a dependable complete parts kit on hand also makes it easier to assemble multiple lowers or build spares for future projects. Builders working with a stripped AR-15 lower receiver who want a straightforward well-organized path to a finished build will find this CMMG kit a solid foundation. CMMG Zeroed Enhanced Lower Parts Kit Specifications Manufacturer: CMMG Type: Lower Parts Kit Compatible Hosts: AR-15 Packaging: Color-Coded Packets Country of Origin: Made in the USA Available At: GrabAGun