Magazine AK47 Hicap 600rds end of year sale M31 features several design solutions: Kleur:Everglade M31 features several design solutions: Low profile ambidextrous construction for ease of use of firearms A waterproof battery compartments Three sound amplification levels Two reinforced microphones for enhanced situational awareness Battery saving mode Adjustable ARC Rail adapters Integrated 3 a serrated tanto blade length of 101mm Classic Army high quality airsoft gun manufacturer whose goal is to provide their customers with exciting and innovative products