5KU ACR‑Style Retractable Stock for CYMA MP5K

7‑Position Telescoping Folding Stock Upgrade

The 5KU ACR‑style retractable stock, crafted from CNC aluminum and fiber‑reinforced polymer, enhances CYMA MP5K AEG SMG replicas. It features a side‑folding mechanism, 7 adjustable length positions, and an adjustable cheek rest for ergonomic aiming. A rubber buttpad adds recoil comfort.

Key Features

• Materials: CNC aluminum and fiber‑reinforced polymer
• Functions: side folding, 7‑position telescoping adjustment, adjustable cheek rest
• Length: 220 mm collapsed; Weight: approx 570 g
• Installation: drop‑in requires minor fitting