6.03 mm

Madbull 6.03 Stainless Steel Precision Barrel 407mm

PDI 6.03mm AEG Barrel 229mm

Prometheus 6.03mm EG Barrel 275.5mm HK416D Next Gen

Action Army 6.03 AEG Barrel 540mm

PDI 6.03mm AEG Barrel 595mm

Madbull 6.03 Stainless Steel Precision Barrel 300mm

Prometheus 6.03mm EG Barrel 318mm

Prometheus 6.03mm EG Barrel 550mm

Prometheus 6.03mm EG Barrel 247mm

PPS 6.03mm Steel Precision Barrel 590mm

PDI 6.03mm AEG Barrel 360mm

Prometheus 6.03mm EG Barrel for G&G CM16 SRL 260mm

Madbull 6.03 Stainless Steel Precision Barrel 455mm

Prometheus 6.03mm EG Barrel 455mm

SHS 6.03mm Precision Barrel 509mm

Eagle Force 6.03 Inner Barrel 550mm

Archwick 6.03 AEG Inner Barrel 265mm

PDI 6.03mm AEG Barrel 285mm

PDI 6.03mm AEG Barrel 690mm

Prometheus 6.03mm EG Barrel 300mm

The Prometheus EG G&G Arp 556 / Arp 9 inner barrel have an inner bore width of 6.03 mm and are made of stainless steel. This provides superior strength/stiffness needed to maintain accuracy without the need for coatings. The extremely precise finish ensur

Classic Army 6.03 Stainless Steel Precision Barrel 470mm

Madbull 6.03 Stainless Steel Precision Barrel 247mm

Prometheus 6.03mm EG Barrel for Krytac PDW 155mm