The Sierra GameKing 2236C is a 30-caliber (.308″) 205-grain hollow point boat tail projectile supplied in a 500-count box. The manufacturer’s description notes suitability for subsonic .300 Blackout use and reduced report when fired from suppressed platforms. These bullets carry a high ballistic coefficient for their class, with published G1 and G7 values included below. They are intended for precision reloading and applications where consistent external ballistics are a priority.
Key Specifications
- The package quantity is 500 Per Box.
- The bullet type is Hollow Point Boat Tail.
- The bullet diameter is .308 / 7.62 NATO.
- The bullet weight is 205 gr.
- The caliber/gauge is .30 Caliber.
- The diameter (breech) is listed as 0.308.
- The diameter (in) is listed as 0.308.
- The Ballistic Coefficient (G1) is 0.480.
- The Ballistic Coefficient (G7) is 0.245.
- The brand style is GameKing.
These Sierra GameKing 205 gr HPBT projectiles are well-suited for reloaders seeking consistent ballistic performance and a high ballistic coefficient in a heavy .30-caliber profile. Packaged in a 500-count box, they provide a practical quantity for precision shooting, hunting loads, or dedicated subsonic .300 Blackout assemblies where retained external ballistics and stable flight characteristics matter.









