Sierra .257 131 gr HPBT with Cannelure MatchKing Bullets is a Sierra component projectile for handloading featuring .257 diameter, 131 grain, HPBT with Cannelure. The MatchKing line is intended for precision target and competition use.
- Manufacturer: Sierra Bullets
- Manufacturer item: 9631
- Supplied as reloading bullets/projectiles; not loaded ammunition.
