Just saw his video on the installation. Thought I'd share with you all. I think I want to upgrade my stock trigger to this. I already have the MCARBO trigger spring kit in my Gen 2. $29.95 + $5.95 shipping:
Trigger:
https://www.mcarbo.com/kel-tec-sub-2000-target-trigger.aspx
Video:
https://youtu.be/uwcsavlAA2U
The Ultimate Machined Aluminum Target Trigger Replacement for your KEL-TEC SUB-2000
CNC milled 6061
Tumbled Smooth and Hard Platted with Black Anodizing
Direct replacement for the factory plastic trigger that flexes
Crisp & Clean Trigger Pull Improvement
Functions in both the Gen 1 & Gen 2 models of the SUB-2000
Protected by the MCARBO 100% Lifetime Guarantee
Made in the USA
Fast Same Day Shipping!

Trigger:
https://www.mcarbo.com/kel-tec-sub-2000-target-trigger.aspx
Video:
https://youtu.be/uwcsavlAA2U
The Ultimate Machined Aluminum Target Trigger Replacement for your KEL-TEC SUB-2000
CNC milled 6061
Tumbled Smooth and Hard Platted with Black Anodizing
Direct replacement for the factory plastic trigger that flexes
Crisp & Clean Trigger Pull Improvement
Functions in both the Gen 1 & Gen 2 models of the SUB-2000
Protected by the MCARBO 100% Lifetime Guarantee
Made in the USA
Fast Same Day Shipping!