Pratley Pratlok Grade 20+ (50 Grams) by Pratley Save Liquid error (product-badge line 32): Computation results to '-Infinity'% $12.50 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart High Strength (Red lid) High viscosity thread locker for >M20 threads and for flanged assemblies and gap filling Disassembly difficult without heating 50 Grams Information Leaflet Safety Data Sheet