The 1-¼” - 1-½” Standard Valve Top is a quality replacement part designed to restore reliable operation to FIMCO 3000 and 4000 series standard indexing irrigation valves. The valve top installs easily with six screws, and an optional O-ring provides a secure, watertight seal to prevent leaks. Compatible with 1-¼” and 1-½” standard valves, it’s an essential maintenance part for residential and light commercial irrigation systems.