A mounted mower coupled to a hitch of a work machine that has an output, the mounted mower comprising a sub-frame having one or more hitch couplers selectively coupled to the hitch of the work machine. The mounted mower also has a mower arm with a first end and a second end, the first end being pivotally coupled to the sub-frame. The mower arm is pivotable about the first end between a first position and a second position relative to the sub-frame. The mower arm has a mower head mechanically coupled to the mower arm at the second end. The mower head has at least one disc pivotally coupled to the mower head, the at least one disc able to rotate about a disc pivot axis defined by the respective disc. Further, at least one disc may change the direction the disc rotates between the first and second position.