Cyma CM041 SD6 MP5 SMG Airsoft AEG With Sliding Stock in Black

If you're hunting for a CQB-ready electric submachine gun that blends iconic style with blistering speed, the Cyma CM041 SD6 MP5 SMG is a serious contender. This compact AEG isn’t just another MP5 clone—it’s a refined, performance-tuned version that takes one of airsoft’s most beloved platforms and cranks it up to eleven. Ideal for fast-paced indoor skirmishes or tight urban games, the SD6 variant brings upgraded internals and reliable externals together in one slick package.

On the outside, the build quality is classic CYMA: robust, realistic, and built to last. The full metal receiver and outer barrel give the airsoft rifle a solid, authentic feel, while the nylon polymer handguard, pistol grip, and stock components keep the weight balanced and practical. The telescopic sliding stock allows for ultra-compact carry and fast shoulder transitions—perfect when you're darting through corners or clearing narrow hallways.

But it’s the internals where the CM041 SD6 really shines. Tucked inside is a reinforced Version 2 gearbox fitted with 13:1 CNC steel gears, a polycarbonate piston with full steel teeth, and a ball bearing spring guide. The result? A high-torque, high-speed setup capable of a rapid 25 RPS when paired with a quality LiPo battery. Velocity clocks in around 350–360 FPS with 0.20g BBs, giving you that perfect balance of firepower and control for both CQB and outdoor skirmishes.

Sound suppression is built-in thanks to the SD6’s integrated suppressor-style front end and CNC aluminium silent piston/cylinder head set. This design helps reduce gearbox noise while improving air seal and compression, offering smoother and more consistent shot performance. The piston head even includes a bearing for improved spring alignment, and the cylinder head comes with double O-rings to prevent air loss—small touches that make a big difference in durability and efficiency.

Accessing the hop-up is classic MP5: just pull back the ambidextrous charging handle and you'll expose the hop-up chamber via the mock ejection port. The rotary-style hop-up allows for precise adjustment, and combined with a tight 6.03mm bore 220mm inner barrel, you’re getting pinpoint accuracy in a very compact frame. It’s just as capable of landing accurate shots across a warehouse floor as it is weaving through CQB arenas.

Left-handed players will appreciate the ambidextrous fire selector, making this airsoft gun equally friendly to all play styles. The included 130-round mid-cap magazine provides reliable feeding with zero rattle—ideal for stealthy movement in close-quarters situations. And with a realistic weight of 3kg, this MP5 feels just right in your hands—balanced, purposeful, and responsive.

Whether you’re upgrading from your starter gun or just love the MP5 platform, the Cyma CM041 SD6 delivers serious bang for your buck. Built to perform, easy to maintain, and engineered for speed, it’s a compact AEG that hits way above its size class.

Features

• Full metal construction with realistic nylon components 
• High-speed gearbox with 13:1 gear ratio
• Telescopic sliding stock for compact maneuverability
• CNC machined silent piston and cylinder head set
• Ambidextrous fire selector for left or right-handed users
• Upgraded internal parts for 360 FPS and 25 RPS
• 6.03mm tight bore 220mm inner barrel for improved accuracy
• Quick-change spring system for easy FPS tuning

What you get

• Cyma CM041 SD6 MP5 SMG AEG 
• 130-round mid-cap steel magazine

Details

• Material: Aluminum, Nylon
• Fire Modes: Semi-Auto, Full-Auto
• Magazine Capacity: 130 BBs
• Gearbox Version: V2
• Gear Ratio: 13:1
• Bearings: 8mm steel sliding
• Inner Barrel Length: 220mm
• Inner Barrel Diameter: 6.03mm
• Muzzle Velocity: ~350–360 FPS
• Length: 800mm
• Weight: 3000g
• Ammo Compatibility: 0.23g, 0.25g BBs
• Battery Connector: Small Tamiya