PREVOST Brand new 1/4" teflon coated 1/4" MNPT coupler plugs. These are Industrial Style coupler plugs. These are high quality steel plugs made by Prevost and are manufactured in Italy. This set of ten coupler plugs meets the highest standards for quality and performance. These are some of the most durable, solid steel plugs that you can find. These plugs are more resistant to crushing and marring when being dropped, which is important because a quality plug can increase the life of your couplers! Technical Specs: IRP 066251 x 10 1/4" Male Npt Threads Teflon Coated Threads for optimum seal. High Quality Steel Construction Industrial Style Coupler Plug Total Length: 1-3/4" Discount for larger quantities!! Please contact us for more information.