Lee Precision Factory Crimp Rifle Die 300 Ultra Mag

Lee Factory Crimp Rifle Die For 300 Remington Ultra Mag Md: 90970 The Lee Factory Crimp Rifle Die is designed to post-size and crimp your .300 Remington Ultra Mag cartridges, ensuring smooth chambering just like factory rounds. This die accommodates a variety of ammunition, including jacketed bullets, and allows for easy adjustment of the crimp strength.