Compatible with: each model for F016800385 spool line is about 13.1 feet/ 4 m in length and 0.062 inch/ 1.6 mm in diameter, which is compatible with ART 23SL and ART 26SL, please do check the model carefully before purchasing to make sure its the right fitting you needWork more efficiently: these replacement lines are easy to install and flexible to use, which can use centrifugal force and aerodynamics to ease the tedious work of hand-winding spools, making you work more efficientlyWarm tip: strong centrifugal force and cutting fast during using, please wear eye protection and long pants to avoid unnecessary injuryReliable: this spool line is made of plastic, and the thread is made of nylon, which are flexible and long term to use, bringing more convenience for youcolour: black + silverMaterial: NylonPackage Contents:3 x Spool lineOnly 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.