Berger Hybrid Target Rifle Bullets .25 Caliber 135 Grain 100 Bullets 60. Utilizing advanced and proprietary manufacturing processes Bergers innovative Meplat Reduction Technology (MRT) System applies controlled pressure along the projectile nose producing a homogeneous and repeatable Rifle Bullet profile for the industrys most consistent Ballistic Coefficients (BC). Specifications for Berger Hybrid Target Rifle Bullets .25 Caliber 135 Grain: Manufacturer: Berger Projectile Caliber: .25 Caliber Package Contents: Berger 25 cal 135gr LR Hybrid Target Berger 60-25485: Hybrid Target Rifle Bullets .25 Caliber 135 Grain