Park Tool TLR-1 Medium Strength Threadlocker

Threadlockers lock threaded assemblies and keep them from loosening. Competes with Loctite® 242/243™. Notice: Park Tool AP-1 Adhesive Primer must be used to prep all components, fasteners, and carbon fiber surfaces prior to application of Park Tool threadlockers or retaining compound. Failure to do so could result in permanently bonded parts. Compatible with steel and aluminum Oil tolerant Not recommended for titanium threads Caution: Some painted surfaces can be sensitive to thread lockers, retaining compounds, and primers. Test first on an inconspicuous area to see if it causes a stain or discoloration. Clean off any excess from painted surfaces immediately.