Hinged grill grates are ideal for adding charcoal and wood without removing the grate completely.
An easy upgrade to make to a Weber Kettle is replacing the standard grate with a flip side grate.
This is a great feature to have for long cooks which may require adding charcoal or wood during the cook. It is also a perfect companion for the Slow 'N Sear reviewed here. This model fits the 22 1/2 inch kettle and is made of heavy nickel-plated steel.