FLEMING MP5K SEAR GUN WITH HOFBAUER BRIEFCASE

Summer 2026 Premier Firearms & Militaria Auction

August 5th, 6th, 7th, 8th, & 9th, 2026
This auction will feature an outstanding collection of items spanning multiple categories including Modern, Military, Sporting, & Antique firearms & militaria! Below is just a small grouping of select highlights from the massive offering to be featured in this upcoming sale!

FLEMING MP5K SEAR GUN WITH HOFBAUER BRIEFCASE

03-2180 | Cal. 9mm Luger. | S# H0455 (sear) & 21-13338 (Host gun). | Bbl. 4 1/2″.

MP5K style sights with adjustable drum rear. Appears to be an SP89 that was converted to MP5K config. without paddle mag release & converted to full auto with registered Fleming sear. Top of receiver marked “MP5K” (Likely applied during conversion) & with “IK” date code for 1989. Gun is installed in an Hofbauer operational briefcase that allows it to be fired inside case. Matte black finish. Black pistol grip lower with three selector settings & vertical foregrip. MAGS: 3-30 rd. UNATTACHED ACCESSORIES: cleaning kit, sling & dual mag clamp. PROVENANCE: Military Museum Collection of Shooters Outpost, Hooksett NH. NATIONAL FIREARMS ACT MG REQUIRING BATF TRANSFER BEFORE TAKING POSSESSION. FULLY TRANSFERABLE. STATUS:  MODERN, CLASS III.