H&k MR556 A4 Collapsible Stock Slimline

Give your rifle the factory H&K look and feel with the H&K MR556 A4 Slimline ButtStock. Developed as part of the updated furniture package for the MR556 A4 this stock features the slimmer more streamlined profile found on H&K’s latest-generation MR platform. H&K introduced a new slimline buttstock as part of the A4’s extensive ergonomic updates.

The slimline design makes this an appealing choice for shooters who prefer modern H&K ergonomics without unnecessary bulk. Feedback from MR556 A4 owners has been positive toward the rifle’s updated furniture and one owner noted that the A4 feels noticeably more svelte and nimble compared with previous MR556 rifles they had handled.

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