FS: HK-21EUG. All H&K parts on G3 receiver; green military furniture can be swapped for ‘club foot’, etc. Mfg’d and test fired only by Ralph at RTDS. Ralph made two; both put away in the closet for 8 years unfired. Like new though was test fired by Ralph at time of mfg. Call Ralph, he knows those two identical guns; other sold 4 years ago.. Receiver will accept full auto trigger packs available from Class III mfr’s/dealers. Semi-pack included with 1 short & 1 long NOS .308 belt. HK Bipod (ot shown but included). Ralph did not have enough feed trays so Michael's Machines sold & installed the final feed tray mechanism and did the installation. Feed mech shows no scratches - never had a belt through it. New ‘quick change’ barrel. Indiv.. sale; cash or cleared check; Fedex to your FFL paid inclg insurance by seller.$13,900. Dan in NM.