descriptionFEATHERS1.Can open it to clean the filter.2.Low entry velocity air gap between base and cover;Center bracket located for minimal flow restriction.PARAMETERProduct Name: Filter SilencerUse for: Air CompressorBody Material: Plastic/MetalBody Diameter: 100mm / 3.94inchBody Height: 42mm / 1.65inchTotal Height: 80mm / 3.15inchThread Pitch: 1.75mmPer Piece Size: 80 x 120mm / 3.15 x 4.72inch (H*D);Thread Height: 20mm / 0.79inchMale Pipe Thread: 20mm/0.79inchPer Piece Weight: 87gPackage Content:2 x Filter Silencer