Product Overview

Built for shooters who demand match-grade consistency, the Peterson 340 WBY Casings – Box of 50 gives you premium brass that’s ready to go to work. Each case is produced in small batches and held to tight tolerances, so you get reliable neck tension, uniform case capacity and long case life – all the things that keep your groups tight and your data repeatable. From the bench to the paddock, these unprimed cases are designed to cop serious use. The solid head and carefully formed body help handle magnum pressures, while the clean, precise primer pockets make prep quick and drama-free. If you’re chasing a tough, accurate and repeatable 340 WBY brass for hunting or long-range work, this Peterson box of 50 is built to keep you on steel and on target.

Key Features

• Match-grade brass construction delivers highly consistent case dimensions, supporting repeatable accuracy shot after shot.
• Small-batch production process allows for tighter quality control, giving precision shooters confidence in every casing.
• Durable brass formulation is engineered to withstand multiple reload cycles, helping reduce long-term shooting costs.
• Carefully controlled manufacturing tolerances promote reliable chambering and extraction in compatible rifles.
• Unprimed design lets reloaders customise primers and loads to their specific rifle and performance goals.
• 340 WBY-specific case geometry is tailored for this cartridge, helping maintain optimal pressure and velocity characteristics.
• Polished case finish aids smooth feeding and ejection while giving a clean, professional look on the bench and at the range.
• Box of 50 casings provides a practical quantity for load development and regular range sessions.
• Peterson Cartridge branding signals a focus on precision manufacturing, appealing to serious long-range and hunting shooters.
• Consistent, accurate, and durable casings help shooters maintain high standards from the reloading bench all the way to the target.