cheapest, easiest to assemble makeshift rocket that is popular in gaza is the qassam rocket, but its range is limited at 16 km.
Qassam 1: 35 kg; Qassam 2: 40 kg; Qassam 3: 50 kg; Qassam 4: 40–50 kg
Length Qassam 1: 180 cm; Qassam 2: 180 cm; Qassam 3: 220 cm; Qassam 4: 244 cm
Diameter Qassam 1: 11.5 cm; Qassam 2: 11.5 cm; Qassam 3: 11.5 cm; Qassam 4: 11.5 cm
Warhead Explosive material with metal bearings; standard explosive material
Warhead weight Qassam 1: 5 kg; Qassam 2: 10 kg; Qassam 3: 20 kg; Qassam 4:~10 kg
Propellant Solid fuel (sugar and potassium nitrate mix)
Operational range
Qassam 1: 5 km; Qassam 2: 12 km; Qassam 3: 16 km