Trinity Reflex Sight for Mossberg 500 pump Tactical Red & Green Dot Sight Combo Kit, 4 Reticle Sight for Mossberg 500 replacement sight, single rail mount. 2-3 DAYS SHIPPING ANYWHERE IN USA-WE SHIP MONDAY THRU SATURDAY EASY INSTALLATION, HARDWARE INCLUDED FITS MOSSBERG 500 AND MOSSBERG 570 MODELS DURABLE ALUMINUM TACTICAL BLACK ANODIZE FINISH TO MATCH THE FINISH OF YOUR SHOTGUN