Restore proper air pressure adjustment and compressor performance with this replacement Pressure Regulator Assembly (Part #600764) for compatible FORTRESS 2 Gallon air compressors. The regulator assembly controls the air pressure delivered from the compressor tank to connected pneumatic tools. A damaged or leaking regulator can result in inconsistent pressure output, reduced tool performance, and difficulty maintaining desired operating pressure. Replacing the regulator assembly can help restore smooth pressure adjustment and reliable air delivery. This replacement assembly is designed as a direct replacement for original Fits FORTRESS models 64688 & 64596 and is intended for use on compatible 2 Gallon FORTRESS air compressor models. Installation of a new regulator assembly can help extend the service life of your compressor and return it to proper working condition. Whether you're repairing a leaking regulator, replacing a broken adjustment knob, or restoring pressure control functionality, this replacement regulator assembly provides a dependable solution for compressor maintenance and repair.