4Pcs F016F05320 Replacement Spool Cover, Bosch F016F05320 Cover, Replacement Coil Cover Spool Cover Cap Model: F016F05320. Compatible Trimmer Model: Bosch Easy Grass Cut 18-230 Series Package Contents: 4 x String Trimmer Cover. Size: 8.2 x 3.5 cm. Premium Material: High impact ABS material provides strength and durability. Protects your cord and keeps it in place on your string trimmer. Easy to Install: Snaps over the spool. Quickly and easily snap into place without tools for efficient coil replacement. Easy to install and reliable to use. Precaution: When using this product, wear protective goggles and long underwear to avoid injury caused by overflowing the wires. Remove the plug from the socket before replacing, installing or removing accessories. Spool Cover Cap Model: F016F05320 Size: 8.2 x 3.5 cm Color: black Package Contents:4 x String Trimmer Cover