Barnes .284 Caliber Rifle Bullets 152 grain LRX Boat Tail 50 Bullets. With deeper penetration near double diameter expansion and higher weight retention than virtually any other projectile on the market today. Specifications for Barnes .284 Caliber Rifle Bullets 152 grain LRX Boat Tail: Manufacturer: Barnes Bullet Type: LRX Boat Tail Bullet Weight: 152 grain Projectile Caliber: .284 Caliber Diameter: 0.284 in Bullet Quantity: 50 Bullet Case Material: Copper Length: 1.46 in Package Contents: Barnes .284 Caliber Rifle Bullets 152 grain LRX Boat Tail Barnes 32395: .284 Caliber Rifle Bullets 152 grain LRX Boat Tail 50 Bullets