The CMMG Lower Parts Kit for the AR-15 is a comprehensive assembly designed for firearm enthusiasts seeking to enhance or build their AR-15 platform. Engineered with precision this kit includes all the essential components required to complete the lower receiver of your AR-15. Each part is crafted to meet stringent quality standards ensuring reliability and performance. Whether you're upgrading existing parts or constructing a new firearm the CMMG Lower Parts Kit offers the durability and compatibility needed for a seamless assembly process. Perfect for both novice builders and experienced gunsmiths this kit is a must-have for anyone looking to optimize their AR-15's functionality.This Kit Includes the Following:Bolt catch/roll pinBolt catch plunger/springTrigger guard/roll pinTriggerTrigger springDisconnectorDisconnector springHammerHammer springTrigger/hammer retaining pinsSafety detent & springMagazine catch spring & release buttonPivot/takedown pins detents & springsA2-style pistol grip/grip screw & washerBuffer retainer/springCombine this kit with a Buttstock or Brace kit to complete your lower group. Order yours online today!Shop more AR-15 parts for sale here!Shop our huge selection of 223 & 5.56 ammo!Always check local laws before purchasing. Use proper ear and eye protection follow all firearm safety guidelines and store ammunition securely. Some states may restrict sales. You must be 21 years of age or older to purchase handgun ammunition. The manufacturer and retailer are not responsible for misuse.