Less break ends Reduce yarn hairness Higher spinning speed Used with BC rings Quality:NP,SP,NT,BS Mounted on BC rings, developed by JINMAO TEX, with large contact area and quick heat release, they are ideal for spinning synthetic yarn and its blends, like polyester, polyester and cotton blends, and spun silk.NAME:BC6RING TYPE:BC6 RINGISO NO.14-224SHAPE:WIRE SECTION: