Unless things have changed, Promo is a larger packaging of Red Dot. It is a double-based Flake powder. Double-based meaning that nitroglycerin is added to it's nitrocellulose base.

Unless things have changed, Promo is a larger packaging of Red Dot. It is a double-based Flake powder. Double-based meaning that nitroglycerin is added to it's nitrocellulose base.
It's the same trigger as for the TP9sa. Think you'll like it.Beiruty wrote: Tue Jun 23, 2020 6:39 am I have the TP9SFx and I did not shoot it for while. The trigger is still factory. Do you recommend getting the same trigger/spring kit for it?
Never mind, I ordered the kit anyway.
1) Trigger
2) Spring kit
3) Grip tape