Jetko Evolution tyres are specifically designed for on-road racing and are considered high-performance GT tyres. They incorporate innovative Loctite technology that ensures that the tyres are securely mounted for maximum safety and reliability. Additionally, these tyres are made from premium rubber compounds sourced from the United States, which provide superior grip and traction on the road. FeaturesEngineered for on-road racing and GT performance. Loctite technology ensures secure tyre mounting. Maximum safety and reliability. Premium USA-sourced rubber compounds. Super-Soft compound. Tyre and rim combination carefully selected for optimal results. Superior grip and traction on the road. Specifically designed for high-performance driving. Engineered for optimal handling and control. Ideal for drivers who demand precision and performance. Included itemsDescription. QTY. 1.9" GT Evolution Super Soft Tyres on Black Rims. 4.