The RM 453 T features the state-of-the-art mono-comfort handlebar which provides strength and stability while also allowing for convenient access to the grass bag, easy height adjustment, and compact, foldaway storage. The integrated mulch flap is easily engaged or disengaged with the flip of a switchâ€"no need for a separate mulch plug and the polymer grass bag is directionally vented to reduce dust exposure to the user. Featuring a lightweight and durable polymer housing and double ball-bearing mounted wheels, the mower is highly maneuverable and provides stable, long-lasting performance. The 4-in-1 functionality lets you choose whether to bag, mulch, or side/rear dispense grass clippings. This next-generation mower is built for the long haul and handles with ease and operator comfort.