Unicorn Airsoft 370mm Nitroflon Coating 6.03mm Ultimate Precision Barrel For GBB QSP Knives Easier to control: Equipped with

Easier to control: Equipped with 4-way push button

The main feature of this gun is its hop up is adjustable via a key and the removal of the slide is unnecessary

The full metal slide's action and trigger are both crisp and responsive

Inner Barrel Diameter: 6

Product Contains:

Unicorn Airsoft 370mm Nitroflon Coating 6.03mm Ultimate Precision Barrel For GBB QSP Knives Easier to control: Equipped with370mm UNICORN Nitroflon Coating 6. 03MM Ultimate Precision Inner Barrel For GBB Fits for 12"~14. 5" (Approx.) GBB Carbine style. 1. Material: Brass with Nitroflon Coating 2. GBB specification From March 2026, All Unicorn inner barrels will NOT include hop up bucking. For VFC KAC SR16 GBB. (Slightly longer than CQB outer barrel) For VFC Colt M727 GBB. For GHK M4 GBB 14. 5" (Need new GHK HOP UP set for GBB SPEC.) For WE M4A1 14. 5" GBB Setup. For MARUI