(note the new version no longer have yamaha on the side, old pic).
Yamaha U0123350 Closed Top Wing Nut M8 For Hardware Stands
Cymbal stand Wing Nut M8 thread
Cymbal Stand Wing Nut Drum Cymbal Stand Wing Screw M8 Wing Nut Metal Stand
SCREWS FOR DRUM STAND 8mm X 2 SCREW M8 KIT WING NUT BUTTERFLY CYMBAL HI HAT ETC
Premier wing nut, parts, spares (M8)
2 x 8mm & 2 x 6mm CYMBAL STAND WING NUT SCREWS X 4 SPARES M8 M6 NEW DRUM KIT UK
