The 509™ Night Sight Set features the same front and and rear sight design as the standard sights but with Tritium inserts for low-light target acquisition. The set contains a front and rear sight, these will not fit FNS or FNX series pistols.
I want to receive the latest FN videos, news and special deals.
Receive 10% off your first apparel or lifestyle accessories order when you sign up for special offers directly from FNestore.com! You will be emailed your discount code upon sign up.