The ALM GP006 Trimmer Cut Head & Lines fit the following: Ryobi: 100r 125r 130r 135r 306-RT 700 series 840r 900 series. Toro: 28cc/31cc petrol trimmers. Homelite: Petrol Trimmers standard round 2.4mm line. Convert your troublesome bump-feed mechanism to a simple easy to refill Trim-Cut head! Supplied with 6 x pieces of 2.4mm (0.095inch) trimmer line. One each of the following bolts: M8 right hand thread 5/16 inch UNC right hand thread 5/16 inch UNC left hand thread 1/4 inch UNC right hand thread. Compares to 300159-33 300138B DA09364.Additional Information:• Spool Type: Trimmer Cut Head• Line Diameter (mm): 2.4• Brand Suitability: Ryobi