Schwalbe BIG BETTY Super Downhill 27.5 Inch MTB Tire [11654164] at BikeTiresDirect
Amazon.com : Schwalbe - Big Betty Downhill and Enduro Tubeless Folding Bike Tire | 27.5 x 2.4 | Evolution, Addix Ultra Soft, Super Downhill | Black : Sports & Outdoors
Schwalbe Big Betty: MTB Tire for Downhill/Enduro (29x2.4, Addix Soft, Braking Edges, Cornering Grip) – Alaska Bicycle Center