Sierra 8310 Sports Master 38 Cal 125gr JSP Bullets - 100 Count Box

The Sierra 8310 Sports Master delivers consistent accuracy and reliable expansion for 38 caliber handgun applications. These 125-grain jacketed soft point bullets provide the controlled expansion needed for hunting medium game and personal defense scenarios.

What Makes This Different

Sierra's Sports Master line combines hunting-grade construction with match-quality consistency. The jacketed soft point design features a tapered copper jacket that controls expansion while maintaining weight retention superior to full metal jacket alternatives. Each bullet undergoes Sierra's multi-stage quality control process, ensuring diameter consistency within 0.0005 inches.

Key Features

• 125-grain jacketed soft point construction for controlled expansion
• Tapered copper jacket design maintains 85-90% weight retention
• Diameter consistency held to ±0.0005 inches for accuracy
• Lead core optimized for .357/.38 Special velocities
• Flat base design for stable flight characteristics
• 100-count bulk packaging for reloading efficiency
• Compatible with standard .357/.38 reloading dies

Performance testing shows these bullets maintain sub-2-inch groups at 50 yards when loaded to specification. The soft point design expands reliably at velocities between 800-1,200 fps, making them suitable for both .38 Special and .357 Magnum applications. The controlled expansion characteristics provide effective energy transfer for hunting applications while maintaining penetration depth for personal defense scenarios.

Technical Specs

• Caliber: .357/.38 (0.357 inch diameter)
• Weight: 125 grains
• Construction: Jacketed Soft Point (JSP)
• Base: Flat base design
• Jacket: Tapered copper construction
• Quantity: 100 bullets per box
• Manufacturer: Sierra Bullets
• Model: 8310 Sports Master

Sierra's reputation for precision bullet manufacturing ensures consistent performance across temperature and velocity ranges. The 100-count packaging provides sufficient quantity for load development and hunting seasons while maintaining cost efficiency for serious handgun enthusiasts.