DetailsDR 42in Mower Deck Attachment for FBM. Cut a clean, even 42in wide swath and mows a half acre lawn in about 30 minutes. The front caster wheels swivel for fast tight turns. The cutter deck is made of 12-gauge steek with 2 high-lift mulching blades and can easily be converted from mulching to side discharge with cutting height adjustment from 2in to 4.5in. DR Power is the only manufacturer to offer this type of versatility in a Field and Brush Mower.