B5 Systems
B5 Systems Sierra K Extension Kit, Black - SRK-1660
SKU: SRK1660UPC: 814927024793
$110.00$135.00
MSRP: $135.00
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The B5 SRK-1660 is a buffer tube extension kit designed for AR-15 platforms, extending the overall length of the stock assembly. This black polymer extension kit measures 10.6" in length and is compatible with B5's Sierra K stock system. Installation is straightforward and allows for increased cheek rest positioning and user comfort.
