Single spiral of spring steel loops around the bolt three times and leaves no path for gas leakage. Replaces conventional three-piece “piston ring”-style sets that can accidentally line up, causing a major leak from the gas expansion chamber in the carrier.
SPECS:
Polished spring steel.
THIS HAS BEEN MFG FOR THE DPMS PLATFORM 308 BOLT.
Specifications
| Platform | AR10 |
|---|---|
| Colors | Silver |
| Manufacturer | McFarland |
| Caliber | 308 Win / 7.62×51 |
Compliance
Know all your state laws before purchase is made.

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