duo parts Replacement parts for your Mountain Buggy duo stroller are available here! frame lock clip set LAST CHANCE! duo mesh cover ONLY 8 REMAINING! Last chance! duo and double urban gear tray ONLY 10 LEFT!!! 12" inner tube set sold as a set of 2 wheel bearing set 6x bearings 12" tire set sold as a set of 2 quick release sleeve set sold as a pair 12" complete rear wheel sold individually 12" front wheel Last chance! duo and double urban handle ONLY 6 LEFT! front axle & 2x tri-lock knobs sold individually Last chance! harness buckle