... "RUBBER FRONT WHEEL,CIRCUMGYRATE FREELY,USING QUICK RELEASE AXLETREE; 4, REAR WHEELS,12" RUBBER AIR WHEELS,USING QUICK RELEASE AXLETREE; 5 ... THE HEIGHT OF HANDLE AS PER HIS NEED; 11, THE REAR BRAKE SYSTEM IS ONE STEP FOR BOTH BRAKING; 12, THE BABY ...