Hornady Custom Seating Stem 308/155-178 A-Max. This tool is made of strong durable materials that is sure to last as long as you keep your reloading passion. The Hornady 308/155-178 A-Max Seating Stem is just what you need. We offer the best price and the best quality around. There is nothing stopping you from getting your Hornady Custom A-Max Seating Stem today Specifications for Hornady 308/155-178 A-Max Custom Seating Stems: Manufacturer: Hornady Projectile Caliber: .30 Caliber Quantity: 1 Diameter: 0.308 in Weight: 0.05 lb Bullet Type: Spitzer Boat Tail (SBT) Bullet Weight: 168 grain Package Contents: Hornady Custom Seating Stem 308/155-178 A-Max 397108 Hornady Custom Seating Stem 308/155-178 A-Max 397108