The Palestinian rocket arsenal used in the Arab–Israeli conflict includes a wide range of rockets and missiles, varying in design, size and payload capacity. Palestinian rockets include those locally made in Gaza and the West Bank as well as weapons smuggled from Iran and Syria. Rockets are used in attacks on Israel, mostly to target Israeli civilian centers in addition to Israeli military posts. Various Palestinian groups have used rockets against Israel including Fatah, Hamas, Islamic Jihad, as well as left-wing groups. Rockets are one of the main weapons produced by Palestinian militant and freedom fighter groups. Types of rockets al Nasser – used by Popular Resistance Committees and left-wing militant organizations al Nasser-3 al Nasser-4 al Quds – a homemade rocket used by Islamic Jihad Al Quds 101 Al Quds 102 Arafat used by the Al Aqsa Martyrs Brigade and Fatah, launched from the West Bank Arafat 1 Arafat 2 Aqsa-3 – used by the Al Aqsa Martyrs Brigade and Fatah Bahaa – developed by Al Aksa Martyrs Brigade, named after Saed Bahaa, launched from West Bank Cenin – a rocket used by Fatah Fajr-5 – an Iranian artillery rocket first developed in the 1990s M-75 – Gazan produced Fajr-5 rocket, used in attacks on Tel Aviv, Israel's most populated city. Hamas has produced the M-75 rockets in local workshops using the drawings and documentation supplied by Iran. The location of the workshops is unknown, though Hamas has displayed their production on Gaza television stations. Jenin-1 – used by Fatah Kafah – used by Fatah Katushya – a Soviet Grad rocket, first used in 2006 in a strike that killed two Israeli Bedouin Arabs; at the time the Katushya's range exceeded the Qassam. Soviet designation for the rocket originally was M-21-OF, later changed to 9M22. KN-103 – rocket referenced in threat by Fatah, use and existence unknown M-302 (M302), Palestinian designation R160 (R-160) – a Chinese designed, Syrian made rocket, used in attacks on cities near Jerusalem and Haifa Qassam (or Kassam) – a Gazan produced rocket used by Hamas Qassam 1 – weighs 35 kilograms and is 180 centimeters long Qassam 2 – weighs 40 kilograms and is 180 centimeters long Qassam 3 – weighs 50 kilograms and is 220 centimeters long Qassam 4 – weighs 40–50 kilograms and is 244 centimeters long Saria-2 – used by Tanzim Sumoud rocket – in use by the Popular Front for