Easy to install and replace, can improve working efficiency and long service life of lawn mower. This carburetor is very durable and works well. Reliable quality and fine workmanship convince you to get this 1 in place of the old 1. Carburetor Carb Fits For Shindaiwa B410S B410TS T410S T410TS for Echo SRM-420TESL SRM-420TESU SRM-420ES/U SRM-420TES Trimmer Brushcutter Spare Parts It is rust-resistant, wear-resistant and heat-resistant, ensuring stable performance even in harsh conditions. Please check the pictures, models and part number carefully for compatibility before ordering.