What is Heckler & Koch MSG90?
{{infobox weapon | name = Heckler & Koch MSG90 | image = MSG 90 rifle 2014 noBG.jpg | image_size = 300 | alt = | caption = The Heckler & Koch MSG90 on display | origin = {{flag|Germany}} | type = [[Sniper rifle]] <!-- Type selection -->| is_ranged = yes | is_bladed = | is_explosive = | is_artillery = | is_vehicle = | is_missile = | is_UK = <!-- Service history --> | service = 1990–present | used_by = See [[Heckler & Koch MSG90#Users|Users]] | wars = <!-- Production history --> | designer = [[Heckler & Koch]] | design_date = 1990 | manufacturer = | unit_cost = | production_date = 1990–2021 | number = | variants = MSG90A1<br>MSG90A2 <!-- General specifications -->| spec_label = | weight = 6.4 kg | length = 1165 mm | part_length = | width = | height = | diameter = | crew = | passengers = <!-- Ranged weapon specifications --> | cartridge = [[7.62×51mm NATO]] | cartridge_weight = | caliber = 7.62 | barrels = | action = Roller-delayed blowback | rate = | velocity = | max_range = 1000 meters | feed = 5 or 20 round magazine | sights = Scope or iron sights| | maximum effective range = }} [[File:MSG90 on Display Perú.jpg|thumb|MSG90 on display.]] [[File:MSG90-Efectivo Sinchi Perú.jpg|thumb|Peruvian police officer from the rural tactical unit 'Los Sinchis' aiming a MSG90 at SITDEF 2023.]] The '''Heckler & Koch MSG90''' is a [[Semi-automatic rifle|semi-automatic]] military [[sniper rifle]]. It is based on the [[Heckler & Koch PSG-1|PSG-1]] from [[Heckler & Koch]]. The MSG90 shoots 7.62×51mm NATO [[ammunition]]. MSG90 stands for ''Militärisches Scharfschützengewehr''. The 1990 part is the year was the sniper rifle was made. == History == The Heckler & Koch MSG90 was first introduced in 1987.<ref name=Cutshaw269>Charles Q. Cutshaw, ''Tactical Small Arms of the 21st Century: a Complete Guide to Small Arms From Around the World'' (Cincinnati: F+W Media, 2011), p. 269</ref> It uses a delayed [[blowback (firearms)|blowback]] design the same as many other H&K rifles.<ref name=Cutshaw269/> Based on the [[Heckler