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B5 Systems

B5 SRK-1660 SRK EXTENTION KIT BLK

Product Code : 814927024793

$128.25

Mfg Item #: SRK1660

Available Online
Secure online ordering

The Sierra K Receiver Extension Kit is the proprietary mounting system for the Sierra K Buttstock. It consists of a reduced-length, mil-spec diameter, 7075 aluminum, 5-position receiver extension, a short heavy buffer (3.5 oz), extra power spring, castle nut, and quick disconnect end plate.

Ar15 AccessoryY
Other FeaturesSRK EXTENSION KIT COMES WITH RECEIVER EXTENSION, BUFFER AND SPRING

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Just a quick heads-up: Black Mesa Tactical is a dedicated online business and, as such, we don’t have a physical storefront or retail location open to the public. All of our sales are conducted exclusively through our website. We're here to serve you online with the same level of commitment and quality you'd expect from a top-tier, veteran-owned company.