Details
Snow, mud, grass, and firm dirt are all course conditions where Challenge's Grifo Pro Clincher tire excels. It features a center section that offers excellent pedaling and braking traction, and its short knobs roll quickly.
Snow, mud, grass, and firm dirt are all course conditions where Challenge's Grifo Pro Clincher tire excels. It features a center section that offers excellent pedaling and braking traction, and its short knobs roll quickly.