New OEM Ryobi replacement Reel Easy trimmer head, for straight shaft arborless Ryobi trimmers. Part number 311759014, replaces part number 311759004. This is the same head also sold under part number AC04156, but without additional adapters to fit curved shaft trimmers and arbored trimmers. This head will not fit curved shaft trimmers or older models with arbors.
Fits RY4CSS, RY253SS, RY251PH (with straight shaft trimmer attachment).