Park Tool SAC-2 SuperGrip Carbon and Alloy Compound - 4oz Tube Rear Derailleurs using the same hardened steel

using the same hardened steel pin drive design that Park Tool builds into its full-size professional chain tools

the brand's highest-performing heat management construction

Stain resistance keeps the film looking clean through muddy conditions and wet trail days

Is Muc-Off C3 Ceramic Dry Lube Worth the Upgrade

Best for the endurance rider who wants a pre-race edge without a stimulant load

Park Tool SAC-2 SuperGrip Carbon and Alloy Compound - 4oz Tube Rear Derailleurs using the same hardened steelWhen Should You Use the SAC 2 Carbon and Alloy Compound? The Park Tool SAC 2 SuperGrip Carbon and Alloy Compound is a friction paste designed to increase grip between components at clamped interfaces, allowing you to use lower clamping torques without slippage on seatposts, stems, and handlebars made from carbon fiber or aluminum. It provides the friction needed to prevent rotation or slipping at the point of contact, protecting both the component and