STIHL Prewound Replacement Spool | Autocut 2-2 | FSA 56, FSA 57, FSE 52 | 4008 710 4301

Line Diameter: 2.0 mm / 0.080 inchesLine 
Material: High-density nylon
Trimmer Head Compatibility: AutoCut 2-2, C 2-2
Spool Dimensions: Approximately 2.91" L x 5.04" W x 1.5" H (7.4 x 12.8 x 3.8 cm)
Feed Type: Bump feed (line automatically advances when the trimmer head is tapped on the ground)