What could have caused this? tires are only 2 months old 700x23 bontrager T1 tire on rear wheel (I did hit some small potholes and fell off some minor curbs by accident
Kenda P/V 33mm Presta Valve Standard Bike Tire Tube, 700 X 23/28C | Canadian Tire
Good Quality Cycle Tire Bicycle Tires 700X23/25/28/32c MTB Bike Wheels Tires and Accessories - China Bike Tyre, Bicycle Tire | Made-in-China.com
Continental Grand Prix 4 Season Black Dura Skin Bike Tire, 700cm x 23/23 : Amazon.com.au: Sports, Fitness & Outdoors
EU Standard Factory OEM Wholesale 700X23/25/28c Folding Color Edge Bicycle Tyre 700c Road Bike Tire - China Folding Bicycle Tyre, 700c Road Bike Tire | Made-in-China.com