Park Tool Anti-Seize Compound (ASC-1) reduces friction in threaded and press-fit applications, making assembly and disassembly effortless. Perfect for bottom bracket and pedal threads, pressed headset cups, seat posts, quill stems, and more, it prevents parts from seizing while protecting against corrosion and rust—even in the harshest conditions. A must-have for any rider or workshop, ASC-1 keeps your components moving smoothly and extends their lifespan.

Key Features

• Anti-Seize Compound reduces friction in threaded and press fit connections for easy assembly and disassembly
• Ideal for bottom bracket and pedal threads, pressed headset cups, seat posts, quill stems etc.
• Seals and protects parts from corrosion and rust under the most extreme conditions
• For use on steel, aluminium, and titanium