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The LionSteel Q4TTRO is a premium EDC flipper knife that builds on a decade of innovation since the award-winning T.R.E. Crafted with a CPM-MagnaCut steel blade and a satin finish, it features the ReF (Removable Flipper) system and smooth ceramic ball bearings for effortless deployment. Designed for versatility, it offers four distinct opening methods—back flipper, front flipper, nail nick, and traditional two-handed operation—adapting to any user’s preference. The titanium frame lock construction, paired with options like G10, Micarta, Carbon Fiber, or FatCarbon inlays, ensures durability and refined aesthetics. With a solid clip and precision engineering, the Q4TTRO is a top-tier folding knife built for performance and style.