B5 SRK-1660 SRK EXTENTION KIT BLK
$128.95
B5 SRK-1660 SRK EXTENTION KIT BLK
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Description
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.
Additional information
| UPC | 814927024793 |
|---|---|
| Manufacturer | B5 Systems |
| Manufacturer Part Number | SRK1660 |
| Product Type | Buffer Tube Complete Assembly |
| Model | Sierra K |
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