Suomi Tyres Routa W248 54-584 studded tyre for winter cycling. Routa tyres are designed for varying conditions and provide grip not only on ice and snow, but also on asphalt. The winter tyre features 248 durable and well biting steel studs. The tyre threads and studs are positioned to maintain optimum grip at all times. The tyre has been laboratory-tested and developed to roll smoothly in urban conditions. For commuting and gravel bikes in winter weather Optimal grip in all circumstances Non-toxic rubber compound designed for variable winter conditions Extra durable casing structure ensures puncture protection Technical Features Tyre size: 27.5 x 2.1 inches (ETRTO: 54-584) Tyre width: 54 mm Studs: 248 Tubeless Ready: Yes