The Lyman Brass Smith Bushings for Case Trim Xpress are designed to fit most popular bottleneck rifle cases and support and center the case with the cutter. This Size Number 4 bushing is calibered for .300 AAC Blackout and also accommodates .17 Remington Fireball. No pilots are needed, making installation straightforward for any reloader.
The bushing is spring loaded to provide a smooth, effortless cut and allow the user to trim approximately 15 cases per minute. It is compatible with the Brass Smith Case Trim Xpress and fits flush on the shoulder of bottle neck type cases. Built from steel with an orange finish, this bushing ensures durability and visibility during use.
Whether you’re a dedicated handloader processing .300 Blackout for your subsonic or supersonic loads, this precision bushing delivers the efficiency and accuracy serious reloaders demand. Add it to your Brass Smith Case Trim Xpress system to streamline your case preparation workflow.





