JSC Konstruktorskoe Buro Priborostroeniya (KBP)[3] (Russian: АО «Конструкторское бюро приборостроения», romanized: AO konstruktórskoje bjuró priborostrojénija Joint-Stock Company - Instrument Design Bureau) is one of the main enterprises in the field of Russian defense industry, based in Tula.

It also manufactures automatic, hand-held and under-slung grenade launchers, sniper rifles, submachine guns, pistols and revolvers for the law enforcement agencies.

KBP was founded on 1 October, 1927 as an organization at Tula Weapons Factory, engaging in designing small arms.

[6] KBP requested the government of Russia to provide independent military and technical cooperation with foreign countries, and was confirmed and subsequently expanded by an order of the Russian president in 2000.

[7] On July 16, 2014, the Obama administration imposed sanctions through the US Department of Treasury's Office of Foreign Assets Control (OFAC) by adding KBP Instrument Design Bureau and other entities to the Specially Designated Nationals List (SDN) in retaliation for the ongoing Russo-Ukrainian War.