Sightmark Tactical 30mm Fixed Cantilever Scope Mount/Ring Combo — Matte Black | Model SM34019 | UPC: 812495024887
Enhance your rifle’s precision and durability with the Sightmark Tactical 30mm Fixed Cantilever Scope Mount/Ring Combo (Model SM34019) — a rugged, one-piece mount engineered for exceptional stability and accuracy. Designed for 30mm scope tubes, this mount combines the strength of aircraft-grade aluminum construction with a forward cantilever design for optimal eye relief and scope positioning. Its sleek matte black anodized finish ensures long-lasting corrosion resistance while maintaining a professional, tactical appearance. Perfect for AR-platform rifles, long-range precision setups, or tactical applications, the Sightmark SM34019 delivers rock-solid performance shot after shot.
Built for Precision — Fixed Design for Maximum Stability
The Sightmark SM34019 Tactical Cantilever Mount is built for shooters who demand reliability and accuracy from their optics. Its fixed mount design eliminates the potential for movement found in quick-detach systems, offering a consistent and repeatable zero every time you shoulder your rifle. Whether you’re engaging targets at distance or dialing for precision at the range, this one-piece mount ensures perfect alignment between your optic and bore.
One-Piece Construction: Guarantees rigidity and precise alignment.
Fixed Mount Design: Maintains zero under recoil and rough field use.
Ideal for Tactical & Precision Builds: Provides uncompromising accuracy for professionals and enthusiasts alike.
Rugged Aircraft-Grade Aluminum Construction
Precision-machined from aircraft-grade aluminum, this 30mm mount offers a high strength-to-weight ratio and exceptional durability. The matte black hard-anodized finish protects the surface from wear, corrosion, and environmental damage while reducing glare for tactical advantage. Designed to withstand recoil from heavy calibers, this mount performs flawlessly in demanding conditions.
Material: CNC-machined 6061-T6 aluminum for superior strength and light weight.
Finish: Matte black hard anodized for maximum corrosion resistance and non-reflective appearance.
Durability: Recoil-resistant and field-tested for consistent performance.
Forward Cantilever Design — Perfect Eye Relief & Balance
The cantilever configuration positions your scope forward, creating ideal eye relief and better weight distribution for AR-style rifles and tactical platforms. This design also allows for easier mounting of backup iron sights or magnifiers without compromising your shooting stance or comfort.
Cantilever Mount: Extends optic forward for optimal eye relief.
Improved Balance: Centers optic weight for stable handling.
Ideal Fit: Designed for AR-15, AR-10, and similar platforms using Picatinny rails.
Tactical Mounting — Secure & Reliable
The Sightmark SM34019 features a Picatinny/Weaver-compatible base, offering a rock-solid attachment to most rifle platforms. The mount includes precise cross-bolts that lock into place, preventing shift during recoil or rapid fire. With a low-profile design that maintains a clean sightline and professional appearance, this mount is engineered to keep your optics exactly where you need them.
Compatibility: Fits Picatinny (1913) and Weaver rail systems.
Precision Fit: Prevents slippage or movement under recoil.
Stable Platform: Maintains consistent zero for tactical and competition shooting.
Key Features & Specifications
Model: SM34019
UPC: 812495024887
Mount Type: Fixed cantilever scope mount with integrated rings
Tube Diameter: 30mm
Material: Aircraft-grade 6061-T6 aluminum
Finish: Matte black hard anodized
Design: One-piece, precision-machined construction
Fitment: Picatinny / Weaver rail systems
Eye Relief: Extended via cantilever offset
Weight: Lightweight design optimized for tactical and precision rifles
Durability: Recoil and impact tested for field reliability
Use Case: AR-platform rifles, long-range shooting, tactical operations, and hunting setups
Installation Overview
Ensure Firearm Safety: Confirm the firearm is unloaded and pointed in a safe direction.
Mount the Base: Place the mount on your rifle’s Picatinny rail and align with your preferred eye relief.
Secure Cross Bolts: Tighten screws evenly to the recommended torque using a torque wrench.
Install Scope: Place your 30mm scope in the integrated rings and tighten the top halves evenly to avoid tube distortion.
Check Alignment: Level the reticle and confirm alignment before final torque adjustment.
Verify Zero: Reconfirm zero after your first firing session to ensure stability.
Tip: Apply a small amount of blue thread-locking compound to screws to maintain torque under recoil.
Ideal Applications
The Sightmark Tactical 30mm Fixed Cantilever Mount is the perfect solution for a wide range of shooting disciplines:
AR-Platform Rifles: Ideal for carbine and precision builds requiring forward optic placement.
Long-Range Precision: Delivers consistent zero retention and accuracy for competition or benchrest setups.
Tactical Operations: Designed for reliability under stress and recoil in law enforcement or military use.
Hunting Rifles: Lightweight and durable for field conditions, providing consistent accuracy and scope stability.
Maintenance & Care
Clean the Rail and Mount: Remove debris and ensure surfaces are free of oil or residue before installation.
Inspect Hardware: Check screws and bolts for tightness periodically, especially after heavy recoil sessions.
Wipe Finish: Use a soft, dry cloth to maintain the matte black anodized surface.
Avoid Over-Tightening: Follow Sightmark’s torque specifications to prevent thread damage or optic distortion.
Why Choose the Sightmark SM34019 30mm Cantilever Mount?
When precision matters, the Sightmark SM34019 delivers. Its one-piece aluminum construction, fixed cantilever design, and rock-solid Picatinny compatibility make it the ideal mounting platform for serious shooters. Whether you’re outfitting a precision AR-15, a hunting rifle, or a tactical carbine, this mount ensures stability, alignment, and accuracy with every shot.
Highlights:
One-piece fixed design for consistent zero and durability.
30mm ring compatibility for a wide range of optics.
Forward cantilever for perfect eye relief on modern rifles.
Aircraft-grade aluminum body with corrosion-resistant matte finish.
Built to perform under recoil, field conditions, and long-term use.
Equip your rifle with confidence and precision — the Sightmark Tactical 30mm Fixed Cantilever Scope Mount (SM34019) provides professional-grade reliability and performance for every shot, every time.
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