Fiocchi Extrema Leadless .308 Winchester 168 Grain Tipped TSX Boat Tail R. This particular load features a Barnes TSX all copper lead free bullet which is designed for use in area where typical lead bullets cannot be used. Lead free bullets are also becoming quite popular with hunters who are concerned about lead contaminating their harvest. They will expand reliably at various velocities for deep terminal penetration shot to shot. Specifications for Fiocchi Extrema Leadless .308 Winchester 168 Grain Tipped TSX Boat Tail Rifle Ammunition: Manufacturer: Fiocchi Caliber: .308 Winchester Number of Rounds: 20 Bullet Type: Boat Tail Tipped (BTT) Bullet Weight: 168 grain Cartridge Case Material: Brass Muzzle Velocity: 2670 ft/s Application: Hunting Primer Style: Centerfire Package Contents: Fiocchi Extrema Leadless .308 Winchester 168 Grain Tipped TSX Boat Tail Rifle Ammunition The Fiocchi Extrema Leadless .308 Winchester 168 Grain Tipped TSX Boat Tail Rifle Ammunition is a quality addition to the Fiocchi lineup. For more great deals on .308 Winchester Ammo by Fiocchi please browse our Fiocchi Ammunition page. What is Fiocchi Extrema Leadless .308 Winchester 168 Grain Tipped TSX Boat Tail Rifle Ammunition good for? The manufacturer says that it is best for hunting.Fiocchi 308TTSX: Extrema Leadless .308 Winchester 168 Grain Tipped TSX Boat Tail