Plus, it's possible to install knobby tires should you want to ride most of the time on dirt roads. 29er bikes have a knobby, mountain-style tire but in a 29-inch size. Hybrid and city bikes usually (but not always) use the Road bike's 700c tire standard. These are lighter to roll more easily on pavement for easy acceleration and climbing. There are 700c tires in different widths and treads for riding on all surfaces.
A beef roast cooked to medium-rare should have an internal temperature of 145Â°F - 150ÂºF after the resting period, and a roast cooked to medium should have an internal temperature of 150Â°F to 160ÂºF. (See the note below). See Beef Doneness for more information on proper cooking temperatures.
1 If you're roasting the beef in a convection oven rather than a conventional oven, preheat to 275 degrees F. Take the roast out when the internal temperature is 125 degrees. 2  The roast beef's temperature will climb another 30 degrees following removal, reaching well-done.ake the beef out of the oven when its internal temperature reaches 145 degrees F. A temperature of 155 degrees F signifies a well-done roast for most cuts of beef.