Charnwood Lathe Headstock Thread Adaptor 3/4''x16tpi to 1''x8tpi

Headstock thread adaptor. To fit onto a lathe with 3/4″ x 16tpi headstock thread. To mount a scroll chuck (or face plate) with 1″ x 8tpi thread. Minimum Headstock Thread Length 16mm. Suitable for use with Charnwood Scroll Chucks Viper2 and W830. Plus any other brand with a 1″ x 8tpi thread.