EGW HD Mossberg Shotgun Picatinny Rail

• Heavy-duty one-piece rail: The HD design gives Mossberg shotguns a stable Picatinny platform that helps optics stay aligned under repeated recoil and hard field use.
• Broad Mossberg fitment: It fits multiple Mossberg 500-series and 900-series shotguns, making it a practical mounting solution across several hunting and utility shotgun models.
• 0 MOA configuration: The flat rail keeps the optic in a neutral mounting position, which suits red dots, slug-gun scopes, and general-purpose shotgun setups.
• 7075 aluminum construction: The rail combines low weight with greater rigidity than basic aluminum mounts, so it adds mounting strength without making the shotgun unnecessarily heavy.
• Included mounting hardware: Supplied screws and the T-10 bit simplify installation and help match the rail to different receiver screw patterns used across compatible Mossberg models.

About the EGW Picatinny Rails Series

EGW Picatinny Rails are built as practical, firearm-specific mounting platforms for shooters who want a secure base for optics without unnecessary bulk. Within EGW’s lineup, the series covers a wide range of rifles and shotguns and is designed around the same core idea: a one-piece Picatinny interface that gives more flexibility in ring and optic placement than two-piece bases. The family is offered in several configurations depending on the firearm, including 0, 15, or 20 MOA versions where elevation bias is useful, while maintaining the same straightforward mounting concept.

A defining feature of many rails in the series is the lengthwise center valley, originally intended to help accommodate backup iron sights. EGW also distinguishes different rail families by intended use, with standard-duty and heavier-duty versions available for applications that call for added strength. Across the range, the rails are known for American-made machining, clean fitment to specific receivers, and a focus on compatibility with common Picatinny-mounted optics. For hunting optics, slug guns, and general-purpose firearm setups, the series provides a simple way to add a durable optic-mounting surface while preserving flexibility for future changes in sighting equipment.

About the EGW HD Mossberg Shotgun Picatinny Rail

The EGW HD Mossberg Shotgun Picatinny Rail is a receiver-mounted base made for shooters who want to equip a Mossberg shotgun with a red dot, reflex sight, or magnified optic on a stronger one-piece platform. Its compatibility with Mossberg 500, 535, 590, 835, 930, and 935 models makes it especially useful for slug guns, turkey setups, defensive shotguns, and practical field builds where optic choice may change over time.

The 0 MOA layout keeps the optic level with the receiver, which is the right approach for the shorter and more moderate engagement distances typical of shotgun use. Full-length Picatinny cross slots give more freedom to position rings or a sight for proper eye relief, and the rail also accepts Picatinny or Weaver-compatible rings, which broadens optic choices. EGW’s 7075 T6 aircraft-grade aluminum construction keeps the mount light at 2.5 oz while providing the rigidity expected from a heavy-duty base on a hard-recoiling platform.

In practical use, the rail’s matte black hardcoat finish helps resist wear and reduces glare, while the one-piece design supports repeatable alignment across the receiver. The included screw sets are particularly useful on this model because Mossberg shotguns can vary by production period; supplying both #6-48 and #8-40 screws helps the rail cover different receiver patterns with one mounting solution. For shooters building a dependable shotgun optics setup, this rail focuses on fit, strength, and mounting flexibility rather than unnecessary complexity.

About EGW

Evolution Gun Works was founded by George Smith in 1991 and began as a gunsmithing shop in Doylestown, Pennsylvania. The company is now based in Quakertown, Pennsylvania, and remains focused on designing and manufacturing firearm parts and accessories in the United States. EGW is particularly well known for scope mounts, scope rings, and red dot mounting solutions, alongside a broader catalog that includes 1911 parts, AR components, rifle accessories, and thread protectors.

That background matters in a product like this because EGW’s reputation is closely tied to practical mounting hardware made for specific firearm platforms. Its experience in machining optic bases and related components shows in products that emphasize correct fit, straightforward installation, and durable materials rather than generic one-size-fits-all designs.

Main Features

• Product type: Picatinny Rail
• Mount series: EGW Picatinny Rails
• Compatibility below: Mossberg 500, Mossberg 535, Mossberg 590, Mossberg 835, Mossberg 930, Mossberg 935
• Compatibility above: Picatinny Rail
• Material: Aluminium
• Color: Black - Matte
• Length: 149.00 mm
• Inclination: 0 MOA
• A: 12.7 mm
• B: 53.97 mm
• C: 12.7 mm
• Made in: USA

Warranty

2 years. EGW lists this mount with a two-year warranty period, providing defined coverage for the rail as a manufactured mounting component.

In the Box

• EGW HD Mossberg Shotgun Picatinny Rail
• #6-48 x 1/4 screws
• #8-40 x 1/4 screws
• T-10 bit