5.56x45mm NATO Barrels

Tiger Rock AR-15 5.56 NATO 5in Pistol Length 1-5 5R Twist Barrel Nitride Black Small

Spikes Tactical Barrel 5.56 - 16in Midlength CHF w/M4 Extension w/Gas Block

Spikes Tactical Barrel 5.56 - 16in Midlength CHF w/M4 Extension w/FSP

Spikes Tactical Barrel 5.56 - 16in Midlength LE w/ FSP

Spikes Tactical Barrel 5.56 - 16in M4 LE w/ Gas Block

Spikes Tactical Barrel 5.56 - 16in M4 LE w/ FSP

Spikes Tactical Barrel 5.56 - 14.5in Midlength CHF w/M4 Extension w/Gas Block

Spikes Tactical Barrel 5.56 - 14.5in Midlength CHF w/M4 Extension w/FSP

Spikes Tactical Barrel 5.56 - 14.5in Mid-Length Lightweight w/Gas Block

Spikes Tactical Barrel 5.56 - 14.5in MidLength Lightweight w/ FSP

Spikes Tactical Barrel 5.56 - 14.5in Mid-Length Lightweight

Spikes Tactical Barrel 5.56 - 11.5in Lightweight CHF w/M4 Extension w/FSP

AR-15/M16 5.56 HAMMER FORGED BARRELS

LMT 5.56 10.5" Chrome Lined 1:7" Twist 30rd

Lewis Machine and Tool MRP Gen 2 Chrome Lined 5.56 AR-15 Piston Barrel - Carbine - Medium - 12"

Desert Tech WLVRN 5.56 NATO/.223 Rem 16" 30rd Conversion Kit WLV-CK-B1630

Desert Tech WLVRN Micron 11.5" Barrel 5.56 NATO/.223 FDE Conversion Kit and Handguard WLV-CK-B11-F

Desert Tech MDRx 5.56 NATO/.223 Rem 20" 30rd FE Conversion Kit MDR-CK-B2030-FE

Desert Tech MDRx Compliant Conversion Kit 5.56 NATO/.223 Rem 20" 10rd FE MDR-CK-B2010-FE

Radical Firearms 5.56 AR-15 Barrel Assembly With Zero Impulse Brake and Gas Block - Mid-Length - SOCOM - 16"

Desert Tech MDRx 5.56 NATO/.223 Rem 20" 30rd SE Conversion Kit MDR-CK-B2030-SE

JP Enterprises Supermatch Barrel With Headspaced Jp Enhanced Bolt 14.5in Ultra-Light Contour Black

JP Enterprises Supermatch Barrel With Headspaced Jp Enhanced Bolt 14.5in Light Contour Silver

JP Enterprises Supermatch Barrel With Headspaced Jp Enhanced Bolt 5.56 10.5in Silver