UNDERWOOD 458 SOCOM 500GR – SUBSONIC LEAD-FN 20RD 10BX/CS

Subsonic rifle ammunition demands careful load development and quality components. Underwood's 458 Socom 500-grain subsonic round delivers consistent performance for shooters in Fremont and throughout Northern California. Before purchasing ammunition, review California firearm laws to ensure your shooting plans align with state regulations.

500-Grain Subsonic Performance Characteristics

The 458 Socom platform excels with heavy, slow-moving projectiles. This 500-grain subsonic load reduces velocity to subsonic levels, minimizing report while maintaining energy transfer. Lead-forward-nose construction provides reliable expansion at subsonic velocities. Twenty rounds per box allows shooters to develop loads systematically. For additional ammunition options, explore our California-compliant handgun catalog to see our full inventory approach. Visit our gun store in Sunnyvale for our full catalog.

Frequently asked questions

What velocity does the 458 Socom 500-grain subsonic round achieve?

Subsonic loads in the 458 Socom typically operate between 1,000–1,100 feet per second, staying below the sound barrier. Exact velocity depends on barrel length and powder charge. Chronograph testing confirms performance in your specific platform.

Is the lead-forward-nose design suitable for hunting applications?

Lead-forward-nose bullets expand reliably at subsonic velocities, making them practical for medium-game hunting where noise reduction matters. Performance depends on shot placement and target distance. Test your specific load before hunting.

Can I transfer ammo through an FFL in Sunnyvale?

Yes — TacticCAL processes ammunition shipments from online sellers under California's ammunition eligibility check requirements. Looking for FFL dealer San Francisco? Visit us in Sunnyvale.