Upgrade your GBB airsoft setup with the Unicorn Airsoft 6.03 NITROFLON Coated Brass Inner Barrel (97mm)—engineered for precision, power, and performance. Designed to fit most standard Tokyo Marui-spec gas blowback pistols and rifles, this premium inner barrel offers a tight 6.03mm bore for significantly improved accuracy, consistency, and BB trajectory.

Crafted from high-quality brass and finished with Unicorn’s advanced NITROFLON coating, this inner barrel reduces friction, enhances shot velocity, and extends lifespan. It also includes a 60-degree hop-up bucking, optimized for stable, long-range performance—making it an easy drop-in upgrade for any serious airsoft competitor.

Features:

• Cut to work with most standard TM-spec GBB airsoft guns

• Precision 6.03mm inner diameter for tighter groupings and higher FPS

• Includes 60-degree hop-up bucking for consistent spin and trajectory

• Drop-in upgrade to boost accuracy and range

• Durable brass construction with friction-reducing NITROFLON coating

Specifications:

• Length: 97mm

• Inner Diameter: 6.03mm

• Bucking Hardness: 60 Degree

• Material: Brass, Rubber

• Compatibility: For Tokyo Marui, KJW, and other compatible GBB airsoft guns

• Package Includes: Inner barrel, hop-up bucking

About Unicorn Airsoft
Unicorn Airsoft is a Taiwan-based manufacturer dedicated to high-quality airsoft upgrade accessories. Founded in 2019 by veterans of the airsoft industry, the brand specializes in inner barrels and hop-up buckings designed for competitive and recreational play. With a focus on precision engineering and innovation, all Unicorn Airsoft products are proudly manufactured in Taiwan for reliable performance in every shot.