Nokian Hakkapeliitta W240<br /> <br /> <span> 700c x 40mm with 240 carbide studs</span><br /> <span> 4 mm tread depth<br /> 240 studs<br /> </span><br /> The 40mm should fit any touring, hybrid, or cyclocross bike. Awesome tire for potholes, snow and ice on all roads. This is the mother of all winter commuting tires! <br /> <br /> It's the perfect tire for snow and/or black ice on good roads. <br /> <br /> Priced for a single tire only. If you need a set, be sure and specify 2!