PHANTOM — DOUBLE M4 RIFLE MAGAZINE CARRIER
Two magazines. One platform. Silent retention. Battle-ready presentation.
OVERVIEW
The Phantom – Double M4 magazine carrier is the twin-mag counterpart to the Phantom M4 single — engineered for operators who need compact, predictable dual-mag capacity without added bulk or noise. Built on the same Pyolmer retention architecture and dual-layer B52 Squadron laminate as the rest of the Phantom family, this double carrier accepts two STANAG/M4-style magazines in a single low-profile envelope. The carrier ships as a lean, open-top base product; the optional Curv tooth removable flap is available separately for teams and shooters who want an additional mechanical, near-silent closure.
Because the Phantom – Double M4 magazine carrier configuration requires two independent magazine channels and uses dual MOLLE rows for structural stability, the unit is fixed in a straight orientation and does not offer a canted factory option. Operators who require a canted approach should consider using two single Phantom M4 carriers with cant adapters to tune ergonomic angle and spacing. The Double Phantom M4 is purpose-designed to deliver reliable indexing, minimal profile, and rugged long-term performance where rapid reloads and compact carriage are mission critical.
KEY BENEFITS (AT A GLANCE)
• Dual-mag capacity for STANAG/M4/M16-style rifle magazines.
• Predictable, repeatable retention from the Pyolmer insert tuned for dual magazine bodies.
• Robust 2-layer B52 Squadron construction for abrasion resistance and dimensional stability.
• Mini MOLLE rows on front and rear for full mounting flexibility and laddering/stacking options.
• Front MOLLE rows act as tooth slots when the optional Curv flap is fitted (flap sold separately).
• Compatible with Deadly Customs’ MOLLE-free Velcro mounting system for near-flush belt carry.
• Fixed straight orientation — designed for centreline or vertical installation where cant is not required.
DESIGN INTENT & PHILOSOPHY
The Phantom – Double M4 magazine carrier was developed to answer a concise operational brief: how do you deliver two mission-ready rifle magazines in a single, compact pouch that behaves predictably under movement, yet remains configurable across platforms? Many twin-mag pouches sacrifice indexing, retention, or profile for capacity. Phantom’s design philosophy rejects those trade-offs by integrating an engineered Pyolmer retention core with precise internal geometry and a rugged textile shell. The result is a dual carrier that functions like two coordinated single units: magazines sit parallel, index consistently, and present in a repeatable manner for fast reloads.
MATERIALS & BUILD QUALITY
The outer shell and internal structure are fabricated from two bonded layers of B52 Squadron laminate — a technical textile pairing chosen for its abrasion resistance, tear strength and stability. The outer layer is finished to resist scuffs and vegetation snags; the inner layer preserves shape under load so the Pyolmer insert engages magazines consistently even after thousands of cycles. Stitching at high-stress nodes is reinforced with box-stitching and bartacks; webbing runs are routed to distribute load across the laminate and prevent seam stress. Edge finishes are heat-sealed where appropriate to reduce fray and maintain a clean silhouette against armour or belts.
At the mechanical heart of the carrier is a dual-profile Pyolmer insert. Tuned specifically for twin magazine spacing, the Pyolmer engages each mag at engineered contact zones to eliminate vertical play, lateral wobble and rattle. The insert’s compressive geometry supplies secure hold in carry while allowing an immediate, unobstructed extraction when presented. The result is a retention envelope that is secure on movement yet predictable in deployment.
RETENTION DYNAMICS — HOW THE SYSTEM WORKS
The Double Phantom’s retention system is purposefully layered and simple to operate:
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Primary retention — Pyolmer insert: The dual-profile insert conforms to the magazine body at several discreet contact points, providing both lateral and vertical stability. This prevents magazines from rotating or vibrating during dynamic movement while ensuring extraction remains smooth.
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Secondary closure (optional) — Curv tooth removable flap: When fitted, the flap’s Curv-based tooth seats into the front mini MOLLE rows to create a mechanical lock that resists accidental opening. Because the flap is an accessory, operators can choose open-top speed or add the near-silent lock only when operationally necessary.
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Geometry and feed angle: The carrier’s internal mouth height and feed angle are tuned to present the first magazine cleanly; the second mag nests directly behind the first with minimal interference. Internal geometry ensures consistent magazine alignment for identical presentation on every draw.
The net effect is a system that feels “locked” in transit but releases cleanly under a practiced index, minimizing the need for adjustments and ensuring consistent performance under stress.
MOUNTING, MODULARITY & PLACEMENT OPTIONS
Versatility is central to Phantom’s utility. The carrier’s front and rear mini MOLLE rows enable direct attachment to plate carriers, chest rigs, pouch facings and modular rigs. Ladder multiple carriers for complex reload configurations, or pair the rear interface with Deadly Customs’ MOLLE-free Velcro mounting system for near-flush belt carriage that reduces snag points and keeps a low profile. The integrated front MOLLE rows double as tooth slots for the optional Curv flap, preserving the external silhouette and eliminating the need for extra hardware.
Because the Double Phantom uses two full MOLLE lines for structural integrity, it is not offered with a factory cant. This fixed orientation provides superior support when mounted centreline or vertically, making it ideal for users who require compact dual-mag carriage without the variability introduced by angled configurations.
FIT, COMPATIBILITY & LIMITATIONS
Optimised for standard STANAG/M4/M16 magazines, the Double Phantom accepts a wide range of OEM and aftermarket mag bodies with consistent retention. The Pyolmer insert is designed to tolerate common dimensional variations while maintaining firm hold. Extended-capacity or specialized magazines are generally compatible, but because magazine geometries vary across manufacturers, Deadly Customs recommends testing a single carrier with your magazine model before bulk purchase.
Important: the double design requires magazine spacing and geometry consistent with STANAG profiles; it is not suitable for non-standard rifle magazine types without consultation. For operators who prefer canted carry, two single Phantom M4 carriers with cant adapters provide a superior, custom-tuned solution.
ERGONOMICS & HANDLING
The Double Phantom’s mouth geometry and feed angle are optimised to allow swift, gloved extraction of the first magazine with minimal hand manipulation; the second magazine follows immediately for rapid follow-on reloads. Reduced external profile and smooth outer contours minimise snag risk and keep the carrier unobtrusive on belts and rigs. Placement should be rehearsed to determine the fastest draw path — common positions include centreline on the chest, adjacent to admin pouches, or vertically on the belt where space is limited.
SILENCE & SIGNATURE MANAGEMENT (OPTIONAL)
Signature reduction is a selectable feature. The Pyolmer insert inherently reduces noise by eliminating rattling and movement; for operations where every decibel matters, the Curv tooth removable flap can be added to provide a silent mechanical seat. The Curv tooth produces a concise tactile engagement without the long rasp of hook-and-loop closures. Because the flap is sold separately, teams can kit only those carriers that require the added security and silent closure.
DURABILITY, LIFECYCLE & SERVICEABILITY
Components and construction methods were chosen for longevity under operational conditions. The B52 Squadron laminate resists abrasion and UV degradation; reinforcement at stress points prevents early failure in high-cycle use. The Pyolmer insert is dimensionally stable across temperature extremes and repeated install cycles. The Curv tooth accessory is corrosion-resistant and engineered for many hundreds of engagements without meaningful wear.
Routine inspection and minimal care will preserve service life: remove grit with compressed air or a soft brush, wipe with a damp cloth to remove contaminants, and inspect stitch points and tooth-slot areas for embedded debris. If exposed to salt or heavy contaminants, rinse gently with mild detergent and air dry. Avoid machine drying and harsh solvents to protect laminate adhesives and retention geometry.
TRAINING, TRANSITION & BEST PRACTICES
Operators transitioning from legacy dual pouches or Velcro-based systems should expect a different retention signature. We recommend a structured dry-practice routine: perform 50–150 draws and re-stows to develop consistent seating and extraction muscle memory, and practise the sequence of extracting the first magazine and then the second for smooth follow-on reloads. If the Curv flap is later added, include seating and reseating drills to become accustomed to the tactile click and silent closure.
OPERATIONAL USE CASES
• Tactical Teams & SWAT: compact dual capacity for dynamic entries and rapid transitions.
• Patrol & Duty Kits: a single mounting point carrying two mags where space is limited.
• Competition & Practical Shooting: close-quarters stages that require two rapid reloads in succession.
• Security Details & Private Operators: low silhouette, straightforward presentation for duties that demand reliability and discretion.
ACCESSORIES & CONFIGURATION (FLAP SOLD SEPARATELY)
The Double Phantom is intentionally sold as the base carrier to preserve operator choice. Optional accessories include the Curv tooth removable flap for silent mechanical closure, laddering straps for multi-carrier setups, and the MOLLE-free mounting kit for belt-first users. For ergonomic canting, Deadly Customs recommends two single Phantom M4 carriers equipped with cant adapters to achieve the desired angle and spacing.
TECHNICAL SPECIFICATIONS (SUMMARY)
• Model: Phantom — Double M4 Rifle Magazine Carrier (dual STANAG/M4 magazines)
• Primary Retention: Pyolmer insert (dual-profile, integrated)
• Optional Secondary Closure: Curv tooth removable flap (sold separately)
• Body Construction: 2-layer B52 Squadron laminate
• Mounting: Mini MOLLE front & rear; Deadly Customs MOLLE-free Velcro compatible
• Configurations: Fixed straight orientation (no factory cant)
• Compatibility: STANAG/M4/M16-style magazines (standard & many extended variants)
• Weight & dimensions: specified per product configuration
PACKAGING & WHAT’S INCLUDED
Each Double Phantom carrier ships with the carrier and integrated Pyolmer insert, along with a quick-start mounting guide covering both MOLLE and MOLLE-free belt interfaces. Accessories, including the Curv tooth flap and laddering hardware, are sold separately so operators may tailor their kit precisely to mission requirements.
WHY CHOOSE THE PHANTOM DOUBLE?
When you need two rifle magazines in a compact, predictable package, Phantom Double offers a mission-focused solution: engineered retention that prevents rattle and wobble, a low-profile laminate shell that resists abrasion, and versatile mounting that moves between platforms. By providing an open-top baseline and offering the silent Curv flap as an accessory, Deadly Customs lets operators choose their balance of speed, security and signature management without locking them into a single configuration.
CONCLUSION — OPERATOR FOCUS
The Phantom Double M4 Rifle Magazine Carrier was designed for the operator who needs compact dual capacity, predictable indexing and the option to add silent mechanical assurance later. It integrates engineered retention, rugged laminate construction and hybrid mounting compatibility into a single, refined platform that disappears on the rig and performs under pressure. If your mission requires compact dual-mag carriage with consistent presentation and the choice to increase security quietly, the Phantom Double delivers — durably, precisely, and without compromise.


















