FEATHERSApplication - used to reduce dynamic noise of the pneumatic components or device exhaust.PARAMETERProduct Name : Top Adjustable Pneumatic MufflerBody Material : CopperColor : Gold ToneOperation Temperature : 5 ~ 80 CelsiusWorking Pressure : 0.1 ~ 0.9 MpaThread Outer Diameter : 1/8 BSPTThread Length : 0.27 inch / 7mmThread Pitch : 19GHex Length : 0.51 inch / 13mm Total Length : 1.3 inch / 33 mmTotal Size Per Piece : 0.51 x 1.3 inch / 13 x 33 mm(D*H)Per Piece Weight : 68 gPackage Content4 x Pneumatic Muffler