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B5 Systems Sierra K Receiver Extension Olive Drab Green
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Color-Matched Steel Hardware
Low-Profile Adjustment Latch
Mil-Spec Materials and Finishes
Mounts via Sierra K Receiver Extension Kit
Specifications
Brand
Model
MPN
SRK1658
UPC
814927024779
MSRP
$61
Finish
Olive Drab Green, non-anodized
Fits
AR-15 rifles and pistols; B5 Systems Sierra K stock
Color
Olive Drab Green
Material
High-strength aluminum
Platform
AR-15
Description
The B5 Systems Sierra K Receiver Extension is an AR-15 receiver extension, sold as a stock-related part for AR-15 rifles and pistols configured for the B5 Systems Sierra K stock. It is intended for builders who want a compact, military-style setup.
The extension is machined from high-strength aluminum and finished in Olive Drab Green, a non-anodized coating. According to the listing, the finish is chosen for visual compatibility with military-style builds and for corrosion and wear resistance.
The part is listed for the AR-15 platform only. Confirm fit with the B5 Systems Sierra K stock before ordering, as the extension is specified for that stock.
- Brand: B5 Systems
- Model: Sierra K Receiver Extension
- Platform: AR-15
- Material: High-strength aluminum
- Finish: Olive Drab Green, non-anodized
- Color: Olive Drab Green
- Fits: B5 Systems Sierra K stock
