Heckler & Koch USA HK MP5-K Pattern Parts Set – Folding Stock, Picatinny Optic Mount, Mag Coupler
This HK MP5-K pattern parts set includes key furniture and mounting components for MP5-K pattern firearms. The optic mount provides a Picatinny top rail for red dots or other compatible sights, while the folding stock and vertical grip handguard round out a compact MP5K-style setup.
Includes an HK mag coupler, HK Picatinny optic mount, HK folding stock, and a vertical grip handguard. Fits other MP5-K pattern firearms.