A CMC lower parts kit is a high quality set of essential components designed to complete the lower receiver of an AR-15 or AR-10 rifle. It typically includes the trigger, hammer, springs, pins, safety selector, magazine catch, bolt catch, and takedown pins, often featuring CMC’s renowned drop-in trigger for enhanced performance. The kit works with AR-15 or AR-10 lower receivers and is compatible with upper receivers, buffer tubes, stocks, magazines, and other standard parts, making it ideal for custom builds, upgrades, or repairs.
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