PROBLEM TO BE SOLVED: To provide a mower that is attached to or detached from an arm of a construction machine, and has a rotating drum having a mowing blade, and a casing body supporting the rotating drum rotatably and storing it, wherein, when a rake or a rake grapple is provided in the mower, each member can be easily detached without disassembly, and when attached, they can be attached separately and stably to the mower.SOLUTION: On one side of a casing body 28 provided is a rake grapple 44 including a stationary comb blade 45, a movable comb blade 46 and a hydraulic cylinder for moving the movable comb blade, as detachable integral parts, to a bracket 50 of the casing body 28 with a detachable bolt 51.SELECTED DRAWING: Figure 1COPYRIGHT: (C)2019,JPO&INPIT