The Abbyisd 54-Inch Heavy Duty Mower Blades deliver professional-grade performance for demanding landscaping tasks. Engineered with precision-forged high-carbon steel, these blades resist impact deformation and corrosion even under extended use in wet or abrasive conditions. Each 3-pack set is rigorously balanced to minimize vibration, protecting your mower's spindle system and extending equipment life. Compatible with Kub ota K5617 series (including models 97530 & 97590) and Oregon 92-048, these blades feature laser-optimized cutting angles that slice through dense grass effortlessly, leaving a manicured finish. Ideal for commercial operators, golf courses, and large estates seeking reliable, low-maintenance replacements