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B5 Systems AR-15 Sierra K Mini Buffer Kit by AR15 Discounts -

Product Description

The B5 Systems Sierra K Extension Kit is specifically designed for use with the Sierra K compact stock. This shortened receiver extension kit includes a receiver extension, buffer, spring, castle nut, and QD end plate.Specifications: Color: Black Type: Buffer Tube Kit

B5 Systems AR-15 Sierra K Mini Buffer Kit

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$128.25
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Product Details

Brand AR15 Discounts
MPN SRK-1660
AR15 Discounts

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