system. Kobra – Polish export short-range modular air-defense system. A typical battery consists of up to 6 guns (for example ZUR-23-2 kg), up to 6 Poprad systems, a WD-95 command post and a Radwar MMSR radar. Hibneryt – A ZU-23-2 family gun mounted on specially modified Star 266 truck, truck is fitted with additional ammunition for the gun and modified electrical installation to power guns electromechanic turn system (gun can also work from batteries). ZU-23-2M Wróbel – Polish naval version of ZU-23-2, hydraulically powered, produced from 1979. ZU-23-2MR Wróbel-II – Polish naval version of ZUR-23-2S, with Strela-2M missiles and water-cooled barrels, produced from 1986 Czech Republic ZU-23-2M2 Vlara – Field upgrade modernization kit. Slovak Republic ZU-23M – Upgraded version with automatic fire control system, developed by the EVPU company. This version is offered by EVPU and the Punj Lloyd Ltd of India to the Indian army. Egypt ZU 23-M – Licence version of the ZU-23. It is also known as SH-23M and is produced by Abu Zaabal Engineering Industries (Factory 100). Nile 23 – Self-propelled version on the tracked M113. A system consists of the combat vehicle with ZU 23-M guns and surface-to-air missiles Saqr Eye, and a tracker vehicle, also based on the M113. Sinai 23 – Similar to the Nile 23, with two Zu-23 guns and six Saqr-Eye missiles mounted on a TA-23E turret and fitted with a RA-20S E-band radar. Developed by Dassault and selected by Egypt in preference to Nile 23, entering service by 1992. Instead of the Saqr Eye, FIM-92 Stinger missiles can be used. Finland 23 ItK 95 – Finnish upgrade of the original 23 ItK 61, designed by Instrumentointi Oy and Vammas Oy. The upgrade adds gyro-stabilization to the gun, along with an APU and a laser range finder. SAKO 23 mm/87 – a navalized modernization used by the Finnish Navy. Variants are the 23 M74, the 23 M77, the 23 M80 and the 23 M85. The guns can be removed from M85 carriage and replaced with six Mistral surface-to-air missiles. China Type 85/YW 306 – Reverse-engineered copy of the ZU-23-2, made by NORINCO. Initially it was offered for export as the G-AA-01. It is referred to as Type 85 gun by some sources. Giant Bow – Also known as Shengong (Deity Bow, 神弓). This is the name of an air-defense system, which consists of up to eight Type 85 guns and a