Material:Fluororubber (Ethylene-Propylene-Diene Monomer) corrosion resistanceType:Tri ClampSize(Gasket I/D x Fits Ferrule O/D): 12.7x25mm 25x40mm 19x34mm 19x50.5mm 25x50.5mm 38x50.5mm 45x64mm 57x77.5mm 63x77.5mm 76x91mm 89x106mm 102x119mm 108x119mm 114x130mm 133x145mm 159x183mm Max Temperature :220 Degree C Corrosion Resistance Each Bid For 2 PCS!NOTE: We also have different relevant products, please be at liberty to contact us!