Upgrade your gas blowback airsoft pistol or rifle with the Unicorn Airsoft 6.03 NITROFLON Coated Brass Inner Barrel (110mm) — designed to deliver next-level precision and durability. Engineered for Tokyo Marui-spec GBB airsoft guns, this precision inner barrel features a tight 6.03mm inner diameter for enhanced accuracy and consistency shot after shot.
The NITROFLON coating ensures smooth BB travel and resistance to wear, while the included 60-degree hop-up bucking provides improved backspin and trajectory control. Built with high-quality brass, this inner barrel is a perfect drop-in upgrade for players looking to optimize the performance of their gas-powered airsoft platforms.
Whether you’re using Tokyo Marui, KJW, or compatible GBB models, this barrel is a seamless fit that ensures excellent shooting stability and reliability. Backed by Unicorn Airsoft’s reputation for premium upgrade parts, this barrel is ideal for competitive players and tech-savvy airsofters who demand top-tier gear.
Key Features:
Precision 6.03mm inner diameter for tight groupings
Durable brass construction with advanced NITROFLON coating
Includes 60° hop-up bucking for optimal accuracy
Compatible with most TM-spec and KJW GBB airsoft guns
Simple drop-in installation with factory-quality fit
Specifications:
Length: 110mm
Inner Diameter: 6.03mm
Material: Brass with NITROFLON coating, rubber bucking
Compatibility: Tokyo Marui, KJW, and similar GBB pistols/rifles
Package Includes: Inner barrel, hop-up bucking
About Unicorn Airsoft:
Founded in 2019 by passionate industry veterans, Unicorn Airsoft brings over a decade of experience to the design and manufacture of high-performance airsoft upgrade parts. Proudly made in Taiwan, their hop-up bucking and inner barrels are trusted by serious players for their consistency, reliability, and quality craftsmanship.

Reviews
There are no reviews yet.