Maker: Tokyo Marui
Model: No. 62
Release year: 1999
Gun name: M4A1 R.I.S. (Rail Interface System)
Gun type: Automatic Electric Gun, w/ Hop-Up system
Motor type: EG1000
Gearbox: version 2
Battery: 8.4v mini
Gun length: 760mm (840mm w/ stock fully extended)
Barrel length: 364mm
Gun weight: 3300g (including battery)
Calibre: 6mm BBs
Magazine capacity:
- standard: 80 round short or 68 round long
- hi-cap: 190 round short or 300 round long
Muzzle velocity: 90m/s (w/ light-weight BBs)
Rate of fire: 700~850rpm (w/ 8.4v battery)
Base width: 20mm
Price: 31,800 yen
Maker: Colt
Model number: M4A1 R.I.S.
Gun type: assault carbine
Gun length: 760mm (840mm w/ stock fully extended)
Barrel length: 370mm
Gun weight: ?g
Calibre: 5.56x45mm
Magazine capacity: 20 or 30 rounds
Muzzle velocity: 875m/s
Rate of fire: 700~1000rpm
Base width: NATO standard specification (STANAG)