UNDERWOOD AMMO .475 LINEBAUGH 300GR. XTREME PENETRATOR 20-PK UNDERWOOD AMMO .475 LINEBAUGH 300GR. XTREME PENETRATOR 20-PK Dimension: 1.95 X 3.25 X 5.00 Height: 1.9500 Width: 3.2500 Length: 5.0000 CALIBER: .475 LINEBAUGH BULLET TYPE: COPPER BULLET WEIGHT IN GRAINS: 300 GRAINS CARTRIDGES PER BOX: 20... MSRP: Was: Now: $74.38 Add to Cart