Barnes .270 Caliber Rifle Bullets 155 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 .270 Caliber Rifle Bullets 155 grain LRX Boat Tail: Manufacturer: Barnes Bullet Type: LRX Boat Tail Bullet Weight: 155 grain Projectile Caliber: .270 Caliber Diameter: 0.277 in Bullet Quantity: 50 Bullet Case Material: Copper Package Contents: Barnes .270 Caliber Rifle Bullets 155 grain LRX Boat Tail Barnes 32112: .270 Caliber Rifle Bullets 155 grain LRX Boat Tail 50 Bullets