https://hecklerandkoch.biz Sat, 30 May 2026 04:16:45 +0000 en-US hourly 1 https://wordpress.org/?v=4.1.1 https://hecklerandkoch.biz/is-the-hk-mr556-a4-actually-worth-4-000/ https://hecklerandkoch.biz/is-the-hk-mr556-a4-actually-worth-4-000/#comments Tue, 30 Sep 2025 00:45:33 +0000 https://hecklerandkoch.biz/is-the-hk-mr556-a4-actually-worth-4-000/ ]]> https://hecklerandkoch.biz/is-the-hk-mr556-a4-actually-worth-4-000/feed/ 0 https://hecklerandkoch.biz/mr556-diopter-drum-sight-set-with-sight-adjustment-tool/ https://hecklerandkoch.biz/mr556-diopter-drum-sight-set-with-sight-adjustment-tool/#comments Fri, 15 Nov 2024 07:33:24 +0000 https://hecklerandkoch.biz/mr556-diopter-drum-sight-set-with-sight-adjustment-tool/





MR556 Diopter Drum Sight Set With Sight Adjustment Tool for 14.5″ and 16″ barrel.

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Shock Proof, No risk of glass breakage. I’ve attached photos of the sign in different lighting conditions as well as with the sign off in a lit room.

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Never used, like new condition.

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HK Licensed optic mount for Trijicon MRO Optics – made by Kinetic Development Group. The Sidelok cam system locks the mount down onto picatinny without the need of tools, side levers, or huge knobs. The release system allows users to change out there optics on the fly with less hassle. The 2 levels of locks (MRO Mount) ensure the optic will not move unintentionally, maintaining zero for the shooter, and returning to zero when remounting in same position after removal. This mount utilizes a lower 1/3 co-witness. Height (From top of Picatinny Rail). Length: Base – 2.25? Weight: 2.9 ounces (7.0 ounces total with optic attached). Features: Lower 1/3 Co-witness. Compatibility: Trijicon MRO Red Dot Optic.

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Received new with HK MR556, never used so it’s in LIKE NEW condition.

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Brand New Heckler & Koch 42 Single Gun Case H&K rifle case fits MR556, MR762, USC, and SL8 rifles. Please note that this is the newest, V2 version that has the HK logo stitched onto the bag, also has a hook and loop area for your patch as well. Protects 42 rifles and shorter with dense padding and durable water resistant PET shell material. Velcro wraparound handle to combine carrying handles. Lockable zippers for main and large front storage compartment. The item “New+Heckler Koch 42 Gun Case, Bag, HK rifle Case MR556, MR762, USC, SL8, Lockable, V2″ is in sale since Friday, August 13, 2021. This item is in the category “Sporting Goods\Hunting\Gun Storage\Cases”. The seller is “jch1511″ and is located in Sammamish, Washington. This item can be shipped to United States.

• Number of Guns: 1
• Type: Soft Case
• Model: MR556
• Features: Lock
• For Gun Type: Rifle

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