spool model: 29082/29242 is suitable for Greebo series lawn mower. Compatible with 120X string trimmer and 40V Cordless String Trimmer Item number 506886 (model 120X-06) High-quality spool & durable thread, flexible and long service life. Aerodynamic shape allows less drag for more efficient cutting No installation tools required, just snaps into place on trimmer models, saving you time and money. Pre-wound 20ft .065 diameter dual lines size: 65 x 24mm Material: Plastic colour: As shown Package Contents: 8 x Spool 2 x Cover cap Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.