Sierra 4320 GameKing 6.5mm 120gr TGK 100/Box

Description

Introduced in 2023, the Sierra 4320 GameKing is a 120‑grain tipped projectile developed for 6.5mm applications such as the 6.5 Grendel and other compatible cartridges. It combines a polymer tip with an open pocket and a boat tail profile to promote consistent flight and controlled expansion. With a reported G1 ballistic coefficient of 0.466, the 120gr TGK is intended to deliver flat trajectories for medium‑range hunting and precision shooting scenarios. Sierra cites a recommended maximum velocity of about 2800 fps for deer/medium game use.

Key Specifications

• The bullet caliber is 6.5mm (.264).
• The bullet weight is 120 grains.
• The bullet type is Tipped GameKing (TGK).
• Bullets per box: 100.
• Ballistic coefficient (G1) is 0.466.
• Ballistic coefficient (G7) is 0.236.
• Jacketed construction: Yes.
• Design features include an open pocket under the polymer tip and a boat tail for stable flight.
• Recommended maximum velocity for deer/medium game is 2800 fps.

For shooters seeking a consistent, tipped projectile in the 6.5mm family, the Sierra 4320 GameKing 120gr TGK pairs aerodynamic efficiency with a construction intended for dependable expansion and penetration in typical hunting and varmint contexts. Its combination of polymer tip, open tip pocket and boat tail profile makes it suitable for bolt‑action and AR platforms chambered for compatible 6.5mm cartridges where a 120‑grain bullet is appropriate.