The Action Army 6.03mm AEG Barrel 290mm.  Fits inside AEGs that require this length.  This is a 6.03 inner barrel diameter, so it allows for less jams and tolerances than the 6.01mm.  A very popular choice as an alternative to the Prometheus.  One piece...

The Action Army 6.03mm AEG Barrel 250mm.  Fits inside AEGs that require this length.  This is a 6.03 inner barrel diameter, so it allows for less jams and tolerances than the 6.01mm.  A very popular choice as an alternative to the Prometheus.  One piece...

The Action Army 6.01mm AEG Inner Barrel 250mm is made to fit in AEG airsoft guns. This will fit P90 and other length AEG guns. Upgrade your gun's range and accuracy with this precision tightbore barrel.

Prometheus G&G ARP9 6.03mm EG 128mm AEG Barrel. Specifically made to fit the G&G ARP9 AEG gun, it's a perfect fit and size.  Customize your gun to make it the ultimate CQB airsoft gun.  The EG series is a 6.03mm inner barrel diameter.  May...

Modify 6.01mm Tightbore Barrel 363mm. This is the standard M4 length for use on AEGs.

The Action Army 6.03mm AEG Barrel 540mm.  Fits inside AEGs that require this length.  This is a 6.03 inner barrel diameter, so it allows for less jams and tolerances than the 6.01mm.  A very popular choice as an alternative to the Prometheus.  One piece...

The Action Army 6.03mm AEG Barrel 640mm.  Fits inside AEGs that require this length.  Will fit in the KJW M700 rifle as well.  This is a 6.03 inner barrel diameter, so it allows for less jams and tolerances than the 6.01mm.  A very popular...

The Action Army 6.03mm AEG Barrel 590mm.  Fits inside AEGs that require this length.  This is a 6.03 inner barrel diameter, so it allows for less jams and tolerances than the 6.01mm.  A very popular choice as an alternative to the Prometheus.  One piece...

The Action Army 6.01mm Gas M700 Barrel 640mm is made to fit in various airsoft guns. This will fit KJW M700 and PSG1 and other length AEG guns. Upgrade your gun's range and accuracy with this precision tightbore barrel.*Barrel has an AEG cut for...

RA-TECH KSC/KWA M4 6.01mm 370mm long Precision Barrel. Fits the M4 electric AEG rifles by KSC. This is cut for AEG buckings, not gas.

The Action Army 6.03mm Gas M700 Barrel 640mm is made to fit in various airsoft guns. This will fit KJW M700 and PSG1 and other length AEG guns. Upgrade your gun's range and accuracy with this precision tightbore barrel.*Barrel has an AEG cut for...

The Action Army 6.03mm AEG Barrel 310mm.  Fits inside AEGs that require this length.  This is a 6.03 inner barrel diameter, so it allows for less jams and tolerances than the 6.01mm.  A very popular choice as an alternative to the Prometheus.  One piece...

The Action Army 6.03mm AEG Barrel 410mm.  This is the popular size for longer M4 airsoft guns. Fits inside AEGs that require this length.  This is a 6.03 inner barrel diameter, so it allows for less jams and tolerances than the 6.01mm.  A very...

The Action Army 6.01mm AEG Inner Barrel 470mm is made to fit in AEG airsoft guns. This will fit G3 SG1 and other length AEG guns. Upgrade your gun's range and accuracy with this precision tightbore barrel.

The Action Army 6.01mm AEG Barrel 590mm.  Fits inside AEGs that require this length.  This is a 6.01 inner barrel diameter is very precise. A very popular choice as an alternative to the Prometheus.  One piece high grade metal machined.  Precision smooth inner bore...

DESCRIPTION: High quality SUS304 stainless steel construction minimizes vibration Precision tightbore 6.01mm (+/- 0.002mm) inner diameter Improve accuracy and consistency of your gun Smooth polish to reduce friction Improved air seal and compression increases power Made in Japan Manufacturer: PDI Specifications: Material: SUS304 Stainless SteelInner Diameter: 6.01mmCompatibility: Tokyo...