Product Overview: AK-40GLJ Compact Grenade Launcher

The AIA-GE40SE by AIA is a compact and versatile 40mm grenade launcher, designed for both standalone use and under-barrel mounting on assault rifles. With its lightweight build, ambidextrous design, and compatibility with a wide range of 40×46 mm and 37/38-40 mm less-lethal munitions, the AIA-GE40SE is ideal for military, law enforcement, and crowd control applications.


Key Specifications

  • Caliber: 40 mm
  • Barrel Length: 191 mm (7.5″)
  • Barrel Profile: SAE 4140 steel, 6 grooves, RH twist (1/48″)
  • Barrel Lifespan: 5,000+ rounds
  • Trigger Type: Double Action
  • Trigger Pull Force: 30–60 Newton
  • Cocking Force: 55–120 Newton
  • Shooting Mode: Single Shot (ambidextrous side loading with positioning wedge)

Dimensions & Weight

  • Total Length (Standalone, Stock Open): 620 mm (24.4″)
  • Total Length (Stock Closed): 545 mm (21.5″)
  • Total Length (Mounted to Rifle): 270 mm (10.6″)
  • Height (Standalone / Under-barrel): 190 mm (7.5″) / 115 mm (4.5″)
  • Width (with Manual Sight): 60 – 80 mm (2.36″ – 3.15″)
  • Weight (Standalone, Empty): 2,450 g
  • Weight (Mounted to Rifle, Empty): 1,600 g

Performance

  • Muzzle Velocity: Minimum 75 m/s (±10 m/s)
  • Rate of Fire: 5–6 rounds per minute
  • Effective Range: 400 m
  • Shooting Pattern: 10 m diameter spread at 200 m
  • Sight System: Mechanical, adjustable from 100–400 m (in 100 m intervals); night-firing capable

Ammunition Compatibility

  • Compatible With:
    • 40×46 mm LV grenades (old & new generation)
    • 37/38–40 mm less-lethal projectiles of any type

Key Features

  • Dual Configuration Use:
    Operates as a standalone weapon with telescopic stock or as an under-barrel unit on an assault rifle.
  • Ambidextrous Design:
    Fully adaptable for right- or left-handed users, with double-sided loading and dual safety latch.
  • Loaded/Unloaded Indicator:
    Clearly visible double-sided indicator shows loading status for added safety and readiness.
  • Durable Construction:
    Built with hard chrome-plated SAE 4140 mid-carbon steel barrel for high wear resistance and extended service life.
  • Advanced Sighting System:
    Mechanical sight system with night firing capability and mounting options on both sides.
  • Accessory Mounting:
    Integrated Picatinny rails on top and sides for attaching optics, lights, and other tactical accessories.