HK was also producing the G3 rifle which was a selective-fire ... began adopting it to meet the needs of the British special operation forces. The end result was the MC51, an exceptionally ...

The MP-5 is actually a scaled-down H&K G3 battle rifle ... The weapon is everything a Special Forces operator or SWAT team would want—it comes in at just 27-inches and has an 8.9-inch barrel.