Upgrade your trailer's performance with Abbyisd's 2-pack short leaf springs, engineered for durability and precision. Designed as direct replacements for EQ-104 equalizer systems, these springs feature a compact 5.6" length, 9/16" bolt hole, and 1-3/4" width to fit a wide range of utility and cargo trailers. The center pivot construction enhances weight distribution, reducing sway and improving overall towing safety. Made from heat-treated steel with anti-corrosion properties, they withstand heavy loads and harsh conditions. Abbyisd ensures every spring meets rigorous quality standards, providing a reliable solution for trailer maintenance and enhancement. Easy to install and built to last, these springs are ideal for DIY enthusiasts and professional mechanics alike.