Product Name: Air Compressor Silencer Filter; Thread type: 1/2'' Suitable for oil-free air compressor Able to reduce the noise of the compressor at work Used for the air compressor inlet, can effectively lock the dust in the air moisture Greatly help to improve the efficiency and service life of the air compressor Product Description Features: Used for: filtration Suitable for: oil-free air filter Type of thread: 1/2 Weight: 100g (approx.) Dimensions: approx. 50x50x20mm/2x2x0.8inch Package includes: 1 x filter Perfect accessories for air filters, quite easy to install.Widely used on the inlet port of air filters. It can effectively block the dust in the air filter. air humidity. Able to reduce the noise of the filter at work. Suitable for oil-free air filter. It greatly contributes to improving the efficiency and lo air filter nevity. This is a great option for reducing filter noise and a great replacement option.