Ruibeauty Replacement Trimmer Spool Line for Black & Decker Strimmer with Cover Cap + Spool & Line GL687 GL690

Made of high quality material, durable and practical to use No tools needed to install. Snaps in place over spool line. Snaps into place quickly & easily without the need for tools for efficient spool replacement. Protects your line and keep it in place on your string trimmer.