Yamamoto Sound Craft AD1320 for OnkenthroatConversion adapter 1 pair

AD1320 is Onken's 455, 500 seriesthroatConvert to 50mm diameter. One side of the adapter is threaded to fit an Onken screwdriver. After conversion, it is a standard 2 inch for commercial use.throatIt will be the size.Yamamoto Sound CraftIt is also possible to connect to SS-300 horn, F280A, etc. It is machined from a round aluminum bar and coated with black alumite plating, making it extremely durable. If you connect a driver unit of an old design to a horn of the latest design with excellent performance and sound quality, such as a wood horn, you may find excellent musicality that was not possible with the original horn.