Singer 20U & Generic M/C Rotary Hook DB1-Z16 If you are unsure of exactly what you need, please Call Us and we will be delighted to help. Singer 20U Rotary Hook Part No. DB1-Z16 Short gib with 18mm needle slot. For bobbin case use BCDBZ3NBL6 Also Ref. No. SMH7.24Z16 For Artsan Type Zig Zag Machines, Singer 20U, Brother TZ2-B651, etc Adler 199, 289, Artisan : 20-3, 20-53 Barudan : BEL, BELL, BEM Embroidery Machines Brother : B651, B652, B861 Consew : 98, 99, 102, 103, 133A, 722 , 825 Juki : LZ-27, LZ-29, LZ-40, LZ-271, LZ-391, LZ-430 Meistergram : Embroidery Necchi : 533, 535, 720, 721, 840 Sailrite : SR200 Long Arm Singer : 20U Class .
