The G36 is a 5.56×45mm assault rifle, designed in the early 1990s by Heckler & Koch in Germany as a replacement for the heavier 7.62mm G3 battle rifle. It was accepted into service with the Bundeswehr in 1997, replacing the G3. Wikipedia Used by: 40+ countries (see Users) Maximum firing range: 2,860 metres (3,130 yd) Rate of fire: 750 rounds/min cyclic Place of origin: Germany Barrel length: G36, G36V, MG36, MG36E: 480 mm (18.9 in); G36K, G36KV: 318 mm (12.5 in); G36C: 228 mm (9.0 in) Feed system: 30-round detachable box magazine or 100-round C-Mag drum magazine