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Upgrade your MP5/Clone with A3 Industries accessories designed to enhance the performance and versatility of your firearm. Whether you're looking for MP5 braces, stocks, angled grips, vertical grips, stock adapters, or other upgrades, we've got you covered. Our premium parts are designed for durability, precision, and ease of installation, helping you get the most out of the MP5 platform. These parts are compatible with the HK MP5/SP5, Zenith ZF-5, Century Arms AP5, MAC 5 and PTR 9CT.

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A3 INDUSTRIES
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sku: SB-001

POLYMER STEADY-BRACE - Pistol Stabilizing Brace

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Now: $49.95

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A3 INDUSTRIES
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sku: MFB

MODULAR FOLDING BRACE - PICATINNY MOUNT (1913)

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Now: $199.95 - $249.95

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A3 INDUSTRIES
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sku: MVFG-COMP

MODULAR VERTICAL FOREGRIP W/INTEGRATED HAND-STOP - COMPACT

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Now: $69.95 - $89.95

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A3 INDUSTRIES
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sku: XCRU-113

XENO CHEEK RISERS

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Now: $49.95

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A3 INDUSTRIES
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sku: MS-H2

MODULAR FOLDING STOCKS - PICATINNY (1913) MOUNT

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Now: $199.95 - $249.95

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A3 INDUSTRIES
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sku: TS-PIC

1913 (PICATINNY) FOLDING TRIANGLE STOCK

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Now: $99.95 - $199.95

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A3 INDUSTRIES
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sku: MVFG-FULL

MODULAR VERTICAL FOREGRIP with INTEGRATED HAND-STOP - FULL-SIZE

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Now: $49.95 - $79.95

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A3 INDUSTRIES
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sku: QD-010

VIS COMPACT QUICK-DISCONNECT (QD) SLING SOCKET

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Now: $18.95

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A3 INDUSTRIES
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sku: EXT

INDIVIDUAL STOCK/BRACE EXTENSIONS

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Now: $79.95

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A3 INDUSTRIES
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sku: MINI-VFG

MINI - MODULAR VERTICAL FOREGRIP

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Now: $39.95 - $69.95

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A3 INDUSTRIES
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sku: BP

BUTTPLATES FOR MODULAR STOCKS

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Now: $59.95 - $99.95

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A3 INDUSTRIES
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sku: VFG-FULL-10

+10 MODULAR VERTICAL FOREGRIPS

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Now: $49.95 - $89.95

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A3 INDUSTRIES
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sku: H2

APEX 1913 FOLDING HINGE

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Now: $109.95

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A3 INDUSTRIES
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sku: SK-H2

SKELESTOCKS

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Now: $249.95 - $269.95

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A3 INDUSTRIES
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sku: CRU

CHEEK RISERS FOR SKELESTOCKS

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Now: $49.95 - $59.95

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A3 INDUSTRIES
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sku: A3T2007

TAILHOOK ADAPTER

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Now: $24.95

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A3 INDUSTRIES
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sku: SB-001

POLYMER STEADY-BRACE - Pistol Stabilizing Brace

Introducing the Steady-Brace Modular Pistol Stabilizer. The SteadyBrace provides pistol stabilization in a sleek and sturdy platform at an affordable price point. Designed to work with our professional line of Modular Folders, the overall design is...

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Now: $49.95
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A3 INDUSTRIES
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sku: MFB

MODULAR FOLDING BRACE - PICATINNY MOUNT (1913)

Modular design for individual customization HD steel APEX hinge with positive latch, and quick-deployment feature Folds left or right by simply flipping the hinge (except Sig applications) All aluminum extension arm, available in straight or offset, and...

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Now: $199.95 - $249.95

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A3 INDUSTRIES
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sku: MVFG-COMP

MODULAR VERTICAL FOREGRIP W/INTEGRATED HAND-STOP - COMPACT

A3 Industries Compact Shorty Vertical Grip is the perfect foregrip for limited-space rails. The unique integration of forward Hand-stop and Vertical Foregrip in such a short combo opens up applications that previously were not possible. The system is...

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Now: $69.95 - $89.95

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A3 INDUSTRIES
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sku: XCRU-113

XENO CHEEK RISERS

The new XENO Modular Cheek Risers work with any of our second generation M-LOK stock and brace extensions. The riser mounts via traditional M-LOK mounting hardware and can attach anywhere along the length of the extension with up to 4" of adjustment,...

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Now: $49.95
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A3 INDUSTRIES
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sku: MS-H2

MODULAR FOLDING STOCKS - PICATINNY (1913) MOUNT

-NOTE: NOT COMPATIBLE WITH KELTEC P50 DUE TO CHARGING HANDLE INTERFERENCE. PICATINNY (1913) MOUNT - HD steel Leverage style hinge with our APEX interface 12 DIFFERENT EXTENSIONS FOR CONFIGURING DIFFERENT LENGTHS AND OFFSETS HINGES CAN FOLD RIGHT...

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A3 INDUSTRIES
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sku: TS-PIC

1913 (PICATINNY) FOLDING TRIANGLE STOCK

Choice of machined aluminum body or Super rigid Zytel polymer 2 Quick-disconnect (QD) sling mounts at front of stock Rear textured butt-plate APEX Heavy-duty steel tensioned hinge positively latches in open position with quick-deployment from...

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Now: $99.95 - $199.95

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A3 INDUSTRIES
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sku: MVFG-FULL

MODULAR VERTICAL FOREGRIP with INTEGRATED HAND-STOP - FULL-SIZE

NOTE: If you have an M-LOK application and want the aluminum version, this product has been superceded with our COMPACT model HERE. A3 Industries Vertical Grip with integrated hand stop is a robust, machined aluminum grip featuring a radiused profile...

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Now: $49.95 - $79.95

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A3 INDUSTRIES
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sku: QD-010

VIS COMPACT QUICK-DISCONNECT (QD) SLING SOCKET

ULTRA-COMPACT DESIGN ONLY NEEDS A HALF M-LOK SOCKET FOR MOUNTING SCULPTED, FLARED BASE FOR INCREASED MOUNTING STABILITY 4340 STEEL CONSTRUCTION WITH NITRIDE COATING GRADE 8 FASTENER WITH 304 SS M-LOK NUT vis [ wees;...

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Now: $18.95
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A3 INDUSTRIES
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sku: EXT

INDIVIDUAL STOCK/BRACE EXTENSIONS

If you want to purchase a different length extension to shorten or lengthen your A3 Industries Modular brace, we have 5 different lengths available in both straight and offset extensions. The extension lengths are actual length from end-to-end...

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Now: $79.95
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A3 INDUSTRIES
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sku: MINI-VFG

MINI - MODULAR VERTICAL FOREGRIP

These Vertical Foregrips are perfect for applications with limited rail space. The two-piece design allows 5 different grip choices and they are available in both Picatinny or M-LOK mounting patterns. Machined from 6061 aluminum and anodized in...

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Now: $39.95 - $69.95

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A3 INDUSTRIES
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sku: BP

BUTTPLATES FOR MODULAR STOCKS

If you are looking for a butt-plate to fit our Modular extensions, we now have 5 different options available. All butt-plates are machined from 6061 aluminum. MADE in USA. Below are lengths to help you determine overall length of your stock. The length...

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A3 INDUSTRIES
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sku: VFG-FULL-10

+10 MODULAR VERTICAL FOREGRIPS

On compact firearms with short hand guards, especially those with curved magazines or drums, the magazine can crowd vertical foregrips making it difficult and awkward to hold the grip. B&T took a unique approach with their TP9 to fix this issue by...

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Now: $49.95 - $89.95

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A3 INDUSTRIES
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sku: H2

APEX 1913 FOLDING HINGE

These hinges are the basis for our Modular brace and stock systems. APEX PICATINNY STEEL: these mount to any rear 1913 (Picatinny) rail. Manufactured from 17-4 stainless steel with QPQ Melonite coating. Rapid deployment feature and quick-lift folding

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Now: $109.95
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A3 INDUSTRIES
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sku: SK-H2

SKELESTOCKS

Machined aluminum construction Folds right or left by simply flipping the hinge 3 lengths available for individual customization Fits multiple applications using steel APEX Picatinny folding mechanism Injection molded 1/2" riser cheek rest included,...

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Now: $249.95 - $269.95

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A3 INDUSTRIES
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sku: CRU

CHEEK RISERS FOR SKELESTOCKS

These cheek rests are designed to work with our Skelestocks ONLY. Please read below to ensure that you order the correct riser for your application: Manufactured from MJF Nylon. Easy 10 minute installation. BOLT-ON RISER - These are designed to work with...

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A3 INDUSTRIES
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sku: A3T2007

TAILHOOK ADAPTER

This adapter is used to convert any A3 Industries extension for use with the Gearhead Works Tailhook, or the Buffer tube style Steady-brace. The adapter mimics the dimensions of an AR buffer tube, allowing the these types of braces to clamp onto the...

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Now: $24.95
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