Perma Classic supplies uninterrupted lubrication to any lubrication point. It's operating principle is based on an electrochemical reaction the allows for a consistent lubrication release over a desired time period.
The time period to expel a full canister is determined by the activator (1, 3, 6, or 12 months).
This item number is for the canister only, assuming you already have activators. See drop-down below for activator options.