The ALMRY204 spool head assembly kit is compatible with a range of dual line models.
The kit contains: 1x Housing. 1x Spool & Line. 1x Spool Retainer/Bump Knob.1x Spring. It is supplied with 5/16unc x 1/2 inch right hand thread bolt.
The ALMRY204 fits Challenge Xtreme / Ryobi / Craftsman/ Toro trimmer models including:
PG-07 34cc / 100r, 125r, 130r, 135r, 305-RT, 306-RT, 700r, 710r, 720r, 740r, 750r, 760r, 764r, 765r, 766r, 768r, 770r, 840r, 920r, 960r, 970r / Weedwacker 71-51315, 71-51316, 71-51715, 71-51425 / Curved Shaft: 16 inch & 18 inch 31cc, 16 inch 28cc, 16 inch 4 stroke. Straight Shaft: 16 inch 28cc, 16 inch 31cc and 16inch 4 stroke.
The spool head assembly kit compares to 180897.