Kaslab Airsoft dives into a detailed, slightly nerdy testing session of various airsoft upgraded components sent over by the brand Unicorn. The focus is specifically on barrels and buckings meant for the Tokyo Marui MWS gas blowback rifle system. Hoping to see if the new parts live up to the hype, he compares them against existing favorite setups, such as the Pink Flamingo bucking, across controlled shooting distances of 30, 60, and 80 meters. There are even a few anime-style plushies involved in the unboxing, proving that upgraded hardware can still have a soft side.

The hands-on portion of the video features a close-up look at the highly polished, coated brass barrels from Unicorn alongside standard brass and stainless steel alternatives. To get into the literal meat of the design, Kaslab Airsoft uses chef's knives—a nod to a past career in the kitchen—to inspect the concave, diamond-shaped bucking designs. While testing the various degrees of hardness, the 70-degree option immediately stands out for its consistency, while the stiffer 80-degree and 60-degree variants struggle with pesky misfeeds or refuse to cooperate with the heavy BBs altogether.

When the dust settles at the maximum 80-meter range, the Unicorn 70-degree bucking emerges as the clear winner, managing clean triple-taps where the previous champion setup fell short. Despite the video being sponsored, he emphasizes relying on raw shooting data over brand loyalty, even admitting a slight sadness over retiring an old favorite.