Bridgeston Dueler 315 35 20 H/P Sport Run Flat 4.1- 4.9mm tread. One puncture repair, this was not run on flat prior to repair, it had a screw in it and caused a slow puncture. Dot code 4921 As you can see by the photos, no damage to side walls confirming the above. See photos for tread measurements and photo of repair.
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