1、The product is made of good quality materials, sturdy, durable and trustworthy, useful and practical 2、Air compressor silencer come with standard production, easy to disassemble, very convenient 3、The product possess good filtering effect, suitable for screw compressors and piston compressors 4、Air pump silencer come with stable structure, excellent performance and long service life 5、Using advanced technology with excellent craftsmanship to bring smooth surface, which is beautiful and practical Item Type: Air Compressor Silencer Applicable Compressor Type: Screw compressor, piston compressor Accessory Type: Vulnerable accessories Accessories Use: Filter Specification: G1 33 coarse threadCylinder Diameter: Approx. 90mm / 3.5in 1 x Air Compressor Silencer