This is a pair of ion 2.2" 2WD Buggy front race tires. the ion proved electrifying from the start, taking the win the first time it touched the track! the ion was designed from the ground-up to be the ultimate front tire requiring zero break-in period and ground breaking performance! the ion fits perfectly in pro-line's line-up of 2WD front tires because it provides more steering than the scrubs and less steering than the suburbs, giving you the option to choose the perfect tire for your current track condition! the unique molecular structure tread design provides unbelievable high-speed and low-speed steering that provides the correct balance and feel that racers are looking for. Experience the difference these top performing Pro-Line tires make for yourself – own some ion tires today!.