Apex Durable Striker FN 509/503 — Apex Tactical
Specs at a glance
About this product
Apex Durable Striker for FN 509 and FN 503 pistols. Direct drop-in replacement for the factory striker, developed and tested through extensive dry-fire cycles to improve long-term durability.
Available for delivery across the United States.
If you’re running an FN 509 or 503, you know the factory striker can wear out faster than you’d like—especially if you’re putting in real trigger time. That’s where this Apex Tactical Durable Striker comes in. Apex built this as a drop-in direct replacement, meaning you swap it in with standard disassembly and you’re back in business. No fitting, no headaches.
Here in Billings, we see guys burning through strikers at the range or during dry-fire practice. Apex put over a million dry-fire cycles into R&D on this part alone. That’s not a marketing number—that’s them proving it holds up. It’s designed for shooters who want a longer-lived component without messing with the gun’s reliability.
Firearms Montana is a licensed FFL dealer right here in Billings, and we ship to all 50 states. Whether you’re in Montana or sending it across the country, we’ve got you covered. This striker fits FN 509 series and FN 503 pistols, and it’s classified as a small handgun part. Price is $83.72. If you’ve got questions about installation or compatibility, give us a call—we’re happy to walk you through it.