The Midwest Industries MP5K Gen 2 M-LOK Top Rail (Midwest Industries part no. MI-MP5KTR-G2) brings the same no-gunsmith-install upgrade to the compact MP5K and its clones, with the Gen 2 version adding a longer 1913 Picatinny rail section and improved charging-handle clearance.

Key Specifications

• Compatible firearms: HK MP5K and clones (Century AP5K, Zenith ZF5K, Military Arms Corp MAC 5K)
• Not compatible with: MP5 .22LR variants
• Receiver fitment: designed for 9mm receivers; may have fitment issues on .40 cal/10mm receivers
• Rail interface: M-LOK slots plus a Gen 2 extended 1913 Picatinny top rail
• Gen 2 upgrades: longer rail, improved charging-handle clearance, lightning cuts
• Installation: no gunsmithing required, tools included
• Finish: Black
• Mounting capacity: optic plus a light or laser simultaneously while retaining the factory handguard
• Material: hard-coat anodized 6061 aluminum
• Origin/compliance: Made in USA, 922(r) compliant, lifetime warranty

Frequently Asked Questions

Does this fit the standard-length MP5? This rail is sized for the compact MP5K and its clones; Midwest Industries sells a separate top rail for the standard MP5.

Will this fit a 40 cal or 10mm MP5K clone? It is designed to fit 9mm receivers; there may be fitment issues with 40 cal/10mm receivers.

Do I need a gunsmith to install this? No, it is designed for no-gunsmith installation with all tools included.

Buy the Midwest Industries MP5K Top Rail For Sale

Need an M-LOK top rail for your MP5K or clone? Shop more Midwest Industries optics, or browse our full scope bases & mounts selection at Schaefer Defense.