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How Do You Build a Complete 1913 Rear System?

How Do You Build a Complete 1913 Rear System?

When fully assembled, a firearm’s rear setup looks straightforward. Before installation, however, it is a carefully matched chain of precision interfaces. The receiver must accept the adapter, the adapter must provide the correct attachment surface, the folding mechanism must match that surface, and the stock or Arm Bar must fit both the mechanism and your preferred length of pull. The cleanest way to build a modular rear system is to work from your firearm outward. Choosing a stock first …
Sep 25th 2026 - JMac Team
What Is the Difference Between 24x1.5 RH and 26x1.5 LH AK Mounts?

What Is the Difference Between 24x1.5 RH and 26x1.5 LH AK Mounts?

The difference is more than two millimeters and a thread direction. The 24x1.5 RH and 26x1.5 LH patterns belong to different AK host lanes, and a muzzle device for one should not be treated as a substitute for the other. A common SAM7K-44 setup uses 24x1.5 right-hand front-sight-block threads. A ZPAP92 or M92-pattern host commonly uses the Zastava 26x1.5 left-hand lane. The exact firearm still has to be verified before ordering because model changes, imported variants, and prior modifications ca …
Sep 12th 2026 - JMac Team
HUB vs Taper vs KeyMount: Which Muzzle Device Path Do You Need?

HUB vs Taper vs KeyMount: Which Muzzle Device Path Do You Need?

HUB, taper, and KeyMount are not three names for the same connection. They describe different suppressor-side paths. A muzzle device can have the correct 1/2-28 or 5/8-24 barrel thread and still be wrong for the suppressor the customer owns. The clean selection process has two halves. First, match the muzzle device to the firearm's thread and indexing surface. Second, match the muzzle device to the suppressor or adapter ecosystem. Start With the Barrel Thread Common shoulder-thread hosts use 1/2 …
Sep 11th 2026 - JMac Team
What Fits a 14x1 LH AK Muzzle?

What Fits a 14x1 LH AK Muzzle?

The short answer is that many standard AKM-pattern rifles, including a typical WASR-10, use 14x1 left-hand muzzle threads. The important answer is that matching the thread is only the beginning. A 14x1 LH device must also match the host's indexing surface, bore, intended use, and suppressor ecosystem. Two products can share the same barrel thread and still solve completely different problems. What Does 14x1 LH Mean? The number describes the nominal thread diameter and pitch, while LH means the d …
Sep 7th 2026 - JMac Team
How Do You Plan a Complete JMac Build Before the Parts Are Gone?

How Do You Plan a Complete JMac Build Before the Parts Are Gone?

An AK build rarely stalls because you can’t find a single cool part. It stalls because the parts don't work together as a complete system. The handguard needs the correct host interface and mounting hardware. The muzzle device needs the right thread pitch and suppressor ecosystem. The rear furniture needs the exact receiver adapter and mount. One wrong assumption can turn an exciting project into a box of useless parts sitting on your workbench. That’s why our Build It While It&rsquo …
Aug 18th 2026 - JMac Team
See How The BANKA Mounts

See How The BANKA Mounts

Most suppressors are explained like they live in a perfect world. Clean barrel shoulder. Predictable indexing. Straightforward alignment. Simple host. AK owners know better. The AK platform has its own rules, and if you try to force it into an AR-style suppressor conversation, you miss the whole point. That is one of the reasons BANKA exists. BANKA was built around the AK problems that actually matter: mounting reality, alignment confidence, backpressure, host behavior, and the way the rifle fee …
Aug 12th 2026 - JMac Team
How Do You Upgrade a ZPAP92 or M92 Without Buying AKM Parts by Mistake?

How Do You Upgrade a ZPAP92 or M92 Without Buying AKM Parts by Mistake?

A ZPAP92 or M92 may look close enough to an AKM that generic AK parts feel like a safe starting point. They are not. The Zastava/Yugo pattern has its own front-end, dust-cover, handguard, and rear-interface considerations. The fastest way to build one correctly is to label the host first: ZPAP92/M92-pattern pistol. Then verify every major component against that host instead of shopping from a broad AK category. Start With Zastava-Specific Fitment Do not use AKM fitment language for a ZPAP92 or M …
Aug 12th 2026 - JMac Team
How Do You Build an AKM Front End as a System?

How Do You Build an AKM Front End as a System?

A good AKM front end is not a collection of accessories. It is a control system. The handguard establishes the mounting surface. The shooter's hand position determines where the handstop or forward grip belongs. The light and cable path determine whether the controls are clean. The sling point has to work without crowding the hand. When those decisions are made together, the rifle feels intentional. When they are made one product at a time, the front end gets crowded fast. Confirm the Host Befor …
Aug 7th 2026 - JMac Team
Meet the Banka: The Silent Revolution in Suppressor Tech

Meet the Banka: The Silent Revolution in Suppressor Tech

Something big has been brewing at JMac Customs, and it’s finally ready to step out of the shadows. Born from a partnership between Richmond Tactical and JMac Customs, the Banka suppressor is the result of precision engineering, rugged design, and a shared passion for collaborative innovation. Forged in Collaboration What started as a simple component swap turned into a full-scale innovation. Richmond Tactical’s expertise in building met our drive for manufacturing excellence, and the …
Apr 28th 2026 - JMac Team