Stainless 6.01mm Precision Inner Barrel for GBB

PDI barrels are cold-hammer forged from stainless steel, which is the same process how real rifle barrels are produced. They have a superior tolerance and roundness of the inner surface compared to anything else on the market.

• Internal diameter 6.01mm built for precision shooting
• Stainless steel tightbore upgrade barrel
• Advanced technology forming by cold forging on stainless steel result in tolerance no more than 0.002mm

160mm : KSC GBB MP7