Why You Probably Need a PS90 Cheek Riser

Finding a decent ps90 cheek riser is pretty much a rite of passage for anyone who's actually tried to shoot one with a modern red dot. If you've spent any time behind the trigger of FN's iconic bullpup, you already know the struggle. It's a space-age, compact, and incredibly fun piece of machinery, but the ergonomics regarding optic height are, well, a bit weird. ...

May 12, 2026 · 6 min · Vignau Box