IWI IWS6K 6mm K Suppressor | 1/2×28 HUB+ | Black

The IWI IWS6K is a reduced back-pressure suppressor engineered for 5.56 NATO and 6mm rifle platforms. It pairs a 6mm internal diameter with weapon-grade nickel alloy and stainless-steel components, CNC laser-welded for durability and longevity. The silencer uses IWI’s HUB+ attachment and accepts 1/2×28 direct-thread mounting; it is finished in high-temperature C-Series Cerakote black and is rated for full-auto use. Suitable for short-barrel rifles (SBRs) and precision shooting platforms, the IWS6K balances compactness with service durability.

Product Specifications

• The manufacturer is IWI – Israel Weapon Industries.
• The model designation is IWS6K (ATF Model: 6K).
• The suppressor is specified for 6mm caliber platforms.
• The NFA Form 3 caliber listing is 5.56/6mm.
• The thread pattern is 1/2×28.
• The NFA attachment method is Direct Thread (HUB+ compatible).
• The outside diameter is 1.74 inches.
• The materials are nickel alloy and stainless steel.
• The construction method is CNC laser-welded.
• The finish is C-Series Cerakote Black.
• The suppressor is listed as full-auto rated.
• It features a HUB+ mount for improved fitment and alignment.
• It incorporates a reduced back-pressure design.
• The product is described as having no barrel restrictions.
• The UPC is 818004025109.

Compact and robust, the IWI IWS6K is built for shooters who need a durable suppressor that works well on short barrels and high-demand use. Its alloy and stainless construction, combined with CNC laser welding and the HUB+ attachment, makes it a practical option for duty-style SBRs and precision rifle rigs where reliable alignment and reduced back-pressure matter.