X-PRT 90 (FRT90) - FN PS90: a replacement fire-control upgrade for the platform named in the title. Check that your rifle matches before you order.

What is listed: Safe (S) — Mechanical safety blocks trigger movement.; Semi (1) — Standard PS90 semi-automatic operation.; Standard semi-automatic operation — Conventional trigger function with one pull per shot.; 17-4 stainless steel hammer — Replaces the factory polymer hammer; heat treated and nitrided.; 17-4 stainless steel out-of-battery sear — Replaces the factory polymer sear; heat treated and nitrided.; 6061 aluminum 3-position selector — Hard anodized; replaces the factory polymer 2-position selector..

Bordertown Guns covers Bangor, the border towns and the North Woods. Parts ship to your door where legal; check your state and local law before you order. We confirm price and availability at checkout, before payment.

Fitment is the most common reason a part is returned. Check the platform in the title, compare it with the lower receiver and fire-control group you own, and message us if you are unsure which version you need.

Bordertown Guns lists this item as a new arrival. The product page shows the maker's name for the item as it was published, the price in US dollars and the photos supplied with it. If something on the page does not match what you need, ask before you pay.

Questions about fit? Match the title to your rifle and trigger type, and ask before you order if anything is unclear. Listed as a new arrival and in stock.