Description
Sierra’s Tipped MatchKing (TMK) adds an acetal resin tip to the MatchKing profile to reduce drag and improve the ballistic coefficient. The 175 grain .30 caliber (0.308″) TMK was developed to help .308 Winchester shooters maintain supersonic flight at extended ranges and is commonly used in F-Class and other precision competitions. These bullets are recognized for match-grade accuracy and consistent external ballistics. They are not recommended as a general-purpose hunting bullet design.
Key Specifications
- The bullet diameter is 0.308 inches.
- The bullet weight is 175 grains.
- The listed sectional density is 0.264.
- The package quantity is 500 rounds per box.
- The bullet type is Polymer Tipped Boat Tail (PTBT).
- The brand style is Tipped MatchKing.
- The ballistic coefficient (G1) is listed as 0.545.
- Ballistic coefficient and velocity ranges are .545 @ 2400 fps and above; .530 between 2400 and 1800 fps; .495 @ 1800 fps and below.
- Intended application is precision target and competition shooting (e.g., F-Class).
- Package shipping weight is 12.815 (value provided by manufacturer).
For shooters prioritizing long-range consistency and a competitive edge in precision disciplines, the Sierra 175gr TMK delivers a streamlined profile and proven match pedigree. Its tipped, boat-tail construction supports stable supersonic performance and repeatable trajectories for target work where external ballistics matter most.





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