Perfect Airsoft conducted a review of the 4UAD Friction Pro bucking, evaluating its performance and suitability for recommendation to their audience. The review encompassed several key aspects, including an overview of the Friction Pro, a discussion of essential bucking characteristics, and specific testing procedures. These tests involved cold weather performance assessments, chamber fitment evaluations, analyses of mold and material quality, and an examination of the included nub design. Performance comparisons were made using an AEG test setup, contrasting the 4UAD Friction Pro with stock NBR, Maple Leaf, and Prometheus buckings. The review concluded with an assessment of the 4UAD Friction Pro's overall effectiveness.