Doublestar Corp. AR-15 Field Repair Kit

The Doublestar Corp.A(R) AR-15 Field Repair Kit includes the most commonly worn or broken parts that occur in semi-auto AR-15 rifles. This kit includes 1 firing pin, 2 firing pin retainers, 1 bolt cam pin, 3 bolt gas rings, 1 buffer detent, 1 buffer detent spring, 1 extractor, 1 extractor pin, 2 extractor springs, 2 extractor pads, 1 disconnector spring, 1 hammer spring, and 1 trigger spring.