Pirelli Cinturato Adventure Classic 40 622 Tan Wall Bicycle Tires 700x40c Gravel & Touring Tire Set 2 Pack with Bonus Keychain Durable, Puncture Resistant, Tubeless Ready Folding Tires Blackhawk Lubricants STABILA SPIKES coating improves resistance Nelson Rigg STABILA SPIKES coating improves resistance to slipping on smooth surfaces and when measuring over long distances The M18 FUEL 4 1 2 inch 5 inch Grinder generates 11A corded power allowing completion of the toughest grinding and cutting applications or use traditional inner tubes if preferred these high performance tires excel on both paved roads and off road gravel paths