6mm (243) 105Gr Barnes BT Match 100’s Product Information Caliber: 6mm Weight: 105 Diameter: .243 S.D.: 0.254 B.C.: 0.511 Twist Rate: 1:9″ or Faster Length: 1.199 Box QTY: 100 Catalog: #30206 COMPETITIVE MATCH As tactical, 3-Gun and High Power competition heats up, Barnes responds with competitively priced lead core match-grade bullets. Competitive shooters looking for that “better mouse trap” owe it to themselves to give Barnes Match Burners a shot. This is not loaded ammunition.