Run Flat System provides mobility to bulletproof vehicles in case of bullet hits on the tire or in the case of a flat tire in a combat situation. Features: Finable standardIdeal for defense, paramilitary and police forcesTough design Specifications: Material: nylon 6 , nylon 12Size: 15 inches - 22.5 inch DiameterApplication: Military, Civil, EtcType Bullet proof tyreColor: Various