SIG P320 Legion FCU Parts Kit, Lower Parts Kit

Was: $399.00
Now: $379.00
(No reviews yet) Write a Review
Free Shipping

Out of stock


Complete SIG Sauer Legion P320 FCU Parts Kit, NEW.

This is a new set of SIG Legion P320 parts to fill the P320 FCU/Frame. The parts will work with any P320 9mm, 40SW or 357SIG (not manual safety). ALL FCU PARTS are post-upgrade with the new drop parts. Will not work with pre-upgrade slide. Also available assembled with Serialized SIG (non-Legion) Frame (post-upgrade, with notch cut).

Includes: All Factory SIG FCU parts, Legion trigger, extended X-Series slide catch, standard trigger bar and takedown pin. SIG has stopped including the safety lever spring in the FCU. No Slide, chamber flag, grip, etc. included

Also available with serialized SIG frame (non-Legion) (OPTIONAL).

Prices include Shipping to your FFL (for serialized frame).

Barrel, Slide, Grip, Magazines, Chamber flag, etc. are NOT INCLUDED.

FFL is REQUIRED for transfer of frame. Serialized frame not available in CA unless Law Enforcement.

If you are ordering the serialized FCU (frame) please have your FFL send a copy of their license to