Description
The B5 Systems Sierra K is a purpose-driven compact stock designed primarily for PDW and compact weapon systems. It offers a reduced overall size and a slim cheek profile to support compact builds where minimal bulk is required. The design includes a snag-free adjustment lever, limited-rotation QD and integral fixed sling mounts, internal tensioners, and an anti-slip buttpad. The Sierra K mounts via a shortened compact Mil-Spec receiver extension.
Key Specifications
The model is Sierra K.
Designed to fit AR Rifles.
The color is Coyote Brown.
The product type is Stock.
The height is 3.80.
The length is 5.63.
The weight is 6.60 oz.
The width is 1.50.
Mounts via shortened compact Mil-Spec receiver extension.
Features include a slim cheek profile, snag-free adjustment lever, limited-rotation QD, integral fixed sling mounts, internal tensioners, and an anti-slip buttpad.
With its compact footprint and several user-focused features, the Sierra K is well suited for compact AR builds and PDW-configured platforms where space and snag resistance matter. Its slim profile and integrated mounting options provide a practical, function-first upgrade for shooters seeking a reliable, low-profile stock.
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