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ASM Rail Segment w/ 5 Slots, New Factory OriginalFirearm Mfgr: HECKLER & KOCHFirearm Model: MR556, MR762Product #: 1564850$62.97 -
Barrel Nut, New Factory OriginalFirearm Mfgr: HECKLER & KOCHFirearm Model: MR556Product #: 1566480A$57.56 -
Bolt Catch Clamping Sleeve, New Factory OriginalFirearm Mfgr: HECKLER & KOCHFirearm Model: MR556, MR762Product #: 1567250A$7.92 -
Bolt Catch, New Factory OriginalFirearm Mfgr: HECKLER & KOCHFirearm Model: MR556Product #: 1566740A$64.74 -
Bolt Head Carrier Complete, New Factory OriginalFirearm Mfgr: HECKLER & KOCHFirearm Model: MR556Product #: 1566240$479.28 -
Bolt, New Factory OriginalFirearm Mfgr: HECKLER & KOCHFirearm Model: MR556, MR762Product #: 1565470$48.57 -
Bridge, New Factory OriginalFirearm Mfgr: HECKLER & KOCHFirearm Model: MR556, MR762Product #: 1566490$19.81 -
Buffer Complete, New Factory OriginalFirearm Mfgr: HECKLER & KOCHFirearm Model: MR556Product #: 1566470A$98.90 -
Buffer Detent Locking Pin Spring, New Factory OriginalFirearm Mfgr: HECKLER & KOCHFirearm Model: MR556, MR762Product #: 1566720A$7.92 -
Buffer Detent Locking Pin, New Factory OriginalFirearm Mfgr: HECKLER & KOCHFirearm Model: MR556, MR762Product #: 1566710A$19.76 -
Buffer Tube, New Factory OriginalFirearm Mfgr: HECKLER & KOCHFirearm Model: MR556Product #: 1567050$219.44 -
Buttstock Release Lever Pin, New Factory OriginalFirearm Mfgr: HECKLER & KOCHFirearm Model: MR556Product #: 1567470$7.92