Trimmer Head Bump Knob Ryobi 791-180814 B
Technical Specs:
- 2" OD x 15/16" HT
- 3/8-16 LH external thread size
OEM Parts:
- Ryobi 147496, 180814, 791-180814 B
Fit Model(s):
Brand:Ryobi
Model(s):IDC 395, 580, 580-1 and 780; Ryobi series 780R, 790R, 865R, 885R, 990R and Singer GBC2818