Description

BARREL PORTING FOR FN 509/510/545 Slides MODELS

WITH AN OPTION TO CERAKOTE TO YOUR SLIDE (add color in the customer notes section at checkout).

THIS IS FOR YOU TO SEND IN YOUR BARREL AND SLIDE TO GET CUSTOM PORTING.

 

 

-Disclaimer attaching a suppressor and adding barrel porting will affect the reliability of the firearm, it is not recommended!
This image is only an example of the porting, use a non-threaded barrel for best performance.
 barrel porting is a modification that forgoes recommended factory specifications some or no tuning may be necessary(ammo, recoil spring weight)!