Compatible with for Bosch EasyGrassCut 23, 26, 18, 18-230, 18-260, 18-26 Replacement line is factory wound for a superior feed, Premium wearable line supports fast cutting and longer lifetime, High-quality ABS spool durable polyamide nylon thread, flexible and long service life. Use centrifugal force and aerodynamics to reduce drag and achieve fast cutting. With Auto Feed System Replacement Spool eases the tedious work of hand-winding spools. Warm Tip: Strong centrifugal force and fast cutting during use. Please wear eye protection and long trousers to avoid unnecessary injury. Material:ABS, nylon colour:Black Package Contents:4 x Spool Line Only the above package content, other products are not included. Note: Light shooting 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.