Description
The Sierra MatchKing 6mm (.243) 70 grain HPBT is a precision reloading bullet designed for target shooting and benchrest competition. Engineered with a thin, concentric jacket and tight weight tolerances, the MatchKing line emphasizes consistency and external ballistics. This listing is for a box of 100 bullets featuring a hollow point meplat and a boat-tail profile to optimize ballistic coefficient. Sierra notes these are intended for target use and benchrest applications.
Key Specifications
- The caliber is 6mm (.243 inch).
- The bullet weight is 70 grains.
- The bullet type is a HPBT (Hollow Point Boat Tail).
- The package contains 100 bullets per box.
- The sectional density is .169.
- The jacket material is copper and the core material is lead.
- Concentricity variation is held to a maximum of 0.0003 inch.
- Manufacturing weight tolerance is held to ±0.3 grain.
- Ballistic coefficients include .259 at ≥2800 fps, .257 between 2800–2200 fps, and .270 at ≤2200 fps.
For reloaders assembling match-grade ammunition for competition or precision practice, the #1505 70 gr MatchKing delivers the consistency and ballistic performance expected from Sierra’s MatchKing series. Its thin, concentric jacket and boat-tail profile make it a dependable choice for precision target work out to medium ranges.





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