Lyman Shotgun Rail Mount With Sidesaddle Fits 12 Gauge Mossberg 500/590 Black

Billet aluminum construction non-glare hard coat anodized. Straddles both sides of receiver for high rigidity. Raised Picatinny rail on top retains use of standard bead sights. Innovative new low profile six shell sidesaddle. Proprietary materials combined to create an ultra-durable shell retention system.