For inside HPA areas, *silicone oil or grease *Dow Molykote 33, 55, 111 *Krytox 205 or 206 Outside, trigger and barrel *Ballistol *Slip 2000 *Remoil *moly grease I mainly use Ballistol for most things because it's safe and works fine, even on wood. I tend to use plain old silicone grease on...