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ASM Rail Segment w/ 5 Slots, New Factory Original MR556, MR762 HECKLER & KOCHFirearm Mfgr: HECKLER & KOCHFirearm Model: MR556, MR762Product #: 1564850$60.55
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Barrel Nut, New Factory Original MR556 HECKLER & KOCHFirearm Mfgr: HECKLER & KOCHFirearm Model: MR556Product #: 1566480A$55.35
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Out of stockBarrel, 16-1/2", New Factory Original MR556 HECKLER & KOCHFirearm Mfgr: HECKLER & KOCHFirearm Model: MR556Product #: 1567310$371.65Extra shipping cost of $5.00
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Bolt Catch Clamping Sleeve, New Factory Original MR556, MR762 HECKLER & KOCHFirearm Mfgr: HECKLER & KOCHFirearm Model: MR556, MR762Product #: 1567250A$7.62
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Bolt Catch, New Factory Original MR556 HECKLER & KOCHFirearm Mfgr: HECKLER & KOCHFirearm Model: MR556Product #: 1566740A$62.25
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Out of stockBolt Group Complete, New Factory Original MR556 HECKLER & KOCHFirearm Mfgr: HECKLER & KOCHFirearm Model: MR556Product #: 1567030$577.90
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Bolt Head Carrier Complete, New Factory Original MR556 HECKLER & KOCHFirearm Mfgr: HECKLER & KOCHFirearm Model: MR556Product #: 1566240$460.85Extra shipping cost of $1.00
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Out of stockBolt Head Complete, New Factory Original MR556 HECKLER & KOCHFirearm Mfgr: HECKLER & KOCHFirearm Model: MR556Product #: 1566020$223.70
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Bolt, New Factory Original MR556, MR762 HECKLER & KOCHFirearm Mfgr: HECKLER & KOCHFirearm Model: MR556, MR762Product #: 1565470$46.70
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Bridge, New Factory Original MR556, MR762 HECKLER & KOCHFirearm Mfgr: HECKLER & KOCHFirearm Model: MR556, MR762Product #: 1566490$19.05
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Buffer Complete, New Factory Original MR556 HECKLER & KOCHFirearm Mfgr: HECKLER & KOCHFirearm Model: MR556Product #: 1566470A$95.10
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Buffer Detent Locking Pin Spring, New Factory Original MR556, MR762 HECKLER & KOCHFirearm Mfgr: HECKLER & KOCHFirearm Model: MR556, MR762Product #: 1566720A$7.62