Berger BT Target .22 Caliber 73 Grain Target Boat Tail Rifle Bullets 100 Bullet. The 73 Grain Boat Tail Target is excellent for AR's black gun applications or bolt action rifles with twist rates of 1-7 1-8 and 1-9 . Incredible accuracy that reliably feeds through any magazine. Boat Tail Target Bullets are often used beyond mid-range distances out to 600 yards or more. Berger Boat Tail Target bullets are match-grade quality and utilize a tangent ogive bullet design which makes these very easy to load tune and shoot. Highly accurate the Boat Tail Target uses J4 Precision bullet jackets for construction. J4 Precision Jackets have a Total Indicated Runout (TIR) of +/- .0001 and extremely tight manufacturing tolerances. Berger Boat Tail Target Bullets are excellent for magazine feed applications or where conformance to SAAMI overall length is necessary. Specifications for Berger Target .22 Caliber 73 Grain Boat Tail Rifle Bullets: Manufacturer: Berger Gun Type: Rifle Bullet Type: Boat Tail (BT) Bullet Weight: 73 grain Projectile Caliber: .22 Caliber Jacket Material: J4 Target Jacket Country of Origin: USA Fabric/Material: Copper Package Contents: Berger Target .22 Caliber 73 Grain Boat Tail Reloading Rifle Bullets Berger 22420: 22420 Target 22 Caliber .224 73 GR Target Boat Tail 100 Box