SBR Ammo .458 SOCOM 550 Gr FMJ Subsonic ammunition delivers maximum impact with ultra-heavy projectiles designed specifically for subsonic performance. This premium cartridge features a massive 550-grain FMJ bullet traveling at 980 fps for reliable suppressor use while maintaining 1,125 ft-lbs of energy.
- SBR .458 SOCOM 550 Grain FMJ Subsonic ammunition
- 20 rounds per box
- New brass casings with Boxer primers (reloadable)
- Subsonic velocity optimized for suppressed shooting
- Engineered for reliable feeding in AR-15 platform rifles
Perfect for target practice and training, this subsonic load provides exceptional penetration while reducing noise signature when used with suppressors. The proprietary ogive profile ensures flawless function in .458 SOCOM chambered rifles, making it ideal for zeroing optics and weapon break-in procedures.
