Features: This spring set ensures seamless integration with original equipment through precise engineered swing lever switches and sliding grooving components. Crafted from ABS materials, the complete set includes wear resistant springs, responsive toggle switches, and smooth operating sliding rails designed for long lasting performances in demanding grooming environments. Ideal for professional barbers and diyer enthusiasts seeking reliabled replacement parts to maintain clippers functionality during detailed haircuts or grooming . Optimize your clippers' performances in salon stations, mobile barber set, or home grooming setups for precise blade adjustment and mechanical control. Engineered for effortless installation, the set's comprehensive components restores clippers responsiveness while maintaining original equipment specifications for consistent trimming accuracy. Specifications: Component:ABS Color:Black/Coffee Size:As Picture Shown For 8148/8591 clippers Package Includes: 1 Set Swing Rod switches Spring note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.