TacStar Mossberg 930 Rail Mount With Sidesaddle - The ultra-rigid Rail Mount With Sidesaddle by TacStar straddles both sides of the receiver and is crafted of lightweight billet aluminum with a non-glare anodized finish. The top Picatinny rail can mount a variety of accessories, yet is designed to sit just high enough to allow continued use of the shotgun's bead sight. Keeping six shells in readiness, the low-profile design sidesaddle incorporates TacStar's proprietary material for durability and secure shell retention. Proprietary Materials Combine To Create An Ultra-Durable Shell Retention System Raised Picatinny Rail On Top Allows For Continued Use Of Standard Bead Sights Simple And Effective Tactical Upgrade Without Requiring Gunsmithing Straddles Both Sides Of The Receiver For High Rigidity Non-Glare Hard Coat Anodized Billet Aluminum Construction Sidesaddle Holds Six Shells