TTI 6.03mm Inner Barrels GBB

The TTI 6.03mm tight bore inner barrel is a straightforward upgrade with a measurable impact. A tighter bore diameter means less BB wobble, more consistent air seal, and improved range and FPS over stock.

Built to TTI’s manufacturing standards — the same brand trusted by competitive speedsoft players worldwide.

Features

• 6.03mm tight bore diameter for improved accuracy and FPS
• Quality construction built for long-term use
• Multiple lengths available to suit different platform configurations

Compatibility

• GBB airsoft pistols — confirm barrel length for your specific platform before ordering