Continental Race Attack 2 Street 180/55 ZR17 73W Hypersport Rear TyreContinental Race Attack 2 Street 180 55 ZR17 73W Hypersport Rear Tyre Contis fastest Hypersport tyre with BlackChili Performance from the race track Spice up your ride with the Continental Race Attack 4 Tires. Designed with black chili sport compound for superior grip and traction. Lack of shoulder grooves maximize grip while leaning. Features: Black Chili Hypersport Compound for superior grip on road and track surfaces Carcass construction provides