PERMATEX High Strength Threadlocker Red Gel - In The GEL TWIST Applicator 10 gm GEL TWIST Applicator, blister carded. Adds 3,000 PSI holding power on slip and press fit assemblies. Replaces set screws and snap rings. Locks against vibration loosening. May require heat or special tools for removal. Suggested Applications: Cylinder block and rocker arm studs, ring gear bolts, frame bolts, shock absorber bolts