*CONTACT US FOR A SPECIAL COUPON CODE!*
Ruff's Precision Manufacturing® (RPM) Delta Series Monolithic Cantilever Optic Mount – 30mm Tube Diameter – 1.50" Center Height – Matte Black – DC-30150
The Ruff's Precision Manufacturing® (RPM) Delta Series 30mm Monolithic Aluminum Cantilever Scope Mount (DC-30150) represents a premier, weight-optimized engineering milestone in precision optical alignment, meticulously tool-machined in the USA to enhance structural tracking loops for modern carbines and long-range bolt-action rifles. While typical one-piece scope mounts frequently default to heavy, thick-walled aluminum castings that add excessive bulk to an upper receiver—or sacrifice internal block alignments, leading to twisted scope tubes and catastrophic loss of zero under field impacts—the RPM Delta series completely rewrites mount logistics. This ultra-premium tactical asset (850063702119) matches advanced skeletonized styling with severe structural rigidity, making it an indispensable choice for competitive 3-Gun setups, remote varmint hunting layouts, and low-profile patrol carbine builds.
The structural foundation of this high-performance cantilever block is precision CNC-machined from a solid billet of premium 6061-T6 aircraft-grade aluminum alloy. Treated to an advanced, non-reflective **matte black hardcoat finish**, the mount shrugs off heavy field abrasions, chemical weapon solvents, and raw environmental moisture spikes. Dropping total component mass down to a featherlight 5.70 ounces, the Delta mount optimizes your rifle's center of gravity without giving up a single ounce of holding authority. The defining technical edge of the DC-30150 blueprint is its optimized **1.50-inch optic centerline height**, which aligns perfectly to deliver an ideal tactical cheek weld on flat-top AR platforms while providing ample objective lens clearance for modern LPVO (Low Power Variable Optic) systems.
The true operational highlight of this American-made milestone lies in its advanced concentric security features and premium hardware loadout. Built to withstand punishing, multi-directional recoil shear forces, the base features an **integrated recoil lug** that interfaces flawlessly with standard Picatinny rail slots. To eliminate the tedious "scope rotation twist" common when tightening ring caps, the Delta series integrates a specialized **base alignment lug system**, guaranteeing absolute cap-to-base alignment throughout torque cycles. Locked down tightly via heavy-duty **303 stainless steel 1/2-inch cross-bolts and hex nuts**, this rigid mounting platform ensures uncompromised clamp tracking. (Note: The Delta configuration features a clean, low-bulk bridge format that excludes an internal bubble level for maximum weight reduction.)
Includes: (1) Ruff's Precision Manufacturing Delta Series 30mm Cantilever Mount (1.50" Height, Matte Black Anodized), 303 Stainless Steel Cross-Bolt Hardware, T15 Ring Cap Screws, Torx Key Instrument, and Original RPM Factory Presentation Box.
*Precision Torque & Scope Leveling Installation Guidance: To ensure pristine coaxial alignment and protect the internal sensitive lens cells of your 30mm scope tube, always adhere to RPM's strict factory-recommended torque values. Clean and degrease all mounting threads prior to indexing. Secure the 1/2" base cross-bolts to a maximum specification of **45 in-lbs**, and cross-tighten the upper ring cap screws incrementally using a reliable torque driver set exactly to **18 in-lbs**. Do not use thread-locking fluids on the ring caps, as this can distort torque readings.
Key Features
- Ultra-Lightweight Delta Frame: High-efficiency skeletonized architecture trims total mount mass down to a nimble 5.70 oz, reducing front-heavy receiver drag.
- Tactical 1.50" Optic Center Height: Delivers absolute co-witness clearance over standard backup iron sights while establishing a fast, ergonomic cheek weld line.
- Integrated Base Alignment Lugs: Patented mechanical alignment guides keep the ring caps and scope body perfectly squared to prevent tube twist during ring tightening.
- Monolithic 6061-T6 Core Matrix: Precision billet aircraft aluminum base provides immense structural integrity against severe directional drop shocks.
- 303 Stainless Cross-Bolt Layout: Industrial-grade 1/2" stainless steel mounting fasteners secure a vice-like hold on Picatinny rails to guarantee zero retention.
- Built-In Picatinny Recoil Lug: Precision-milled recoil block slots squarely into rail channels, absorbing severe kinetic energy pulses from high-velocity rounds.
Product Specifications
- Brand: Ruff's Precision Manufacturing® / RPM Mounts (USA)
- Product Line: Delta Series Weight-Optimized Cantilever Matrix
- Model Name: Delta 30mm Cantilever Scope Mount (1.50" No-Bubble)
- SKU / MPN: DC-30150 (Alternative Part Identifiers: DC30150 / RPM-DC-30150)
- Optic Tube Compatibility: 30 mm Diameter Main Tubes Only
- Optic Centerline Height: 1.50 Inches (38.10 mm) - Ideal AR-15 / Large-Frame Height
- Forward Cantilever Offset: Extended Eye-Relief Configuration
- Material Base Class: Billet CNC-Machined 6061-T6 Aircraft Grade Structural Aluminum
- Fastener Hardware Matrix: Heavy-Duty 303 Stainless Steel 1/2" Cross-Bolts & Nuts
- Surface Finish Class: Hardcoat Matte Black Anodized Protective Coating
- Base Torque Specification: 45 in-lbs (Cross-Bolts Base Connection)
- Ring Cap Torque Specification: 18 in-lbs (T15 Torx Cap Screws)
- Bubble Level Architecture: None (Delta No-Bubble Streamlined Lightweight Version)
- Product Net Assembly Weight: 5.70 oz (161.5 g) - Featherlight Unibody Class
- Total Packaging Box Mass: ~0.75 lbs (Enclosed Inside Heavy Padded Retail Box)
- UPC Barcode: 850063702119
