Guide tooth block K3 Asymmetric 6/6 original code:910.000.297 Perfect surface of the teeth,no filament,so it can be used to weave the thin yarn,special yarn,the quality is similar withsulzer original. We also provide the relevant spare parts,as single guide tooth,scissors,picking shoes,picking lever, centerring blade, projectile upper parts,feeler,and so on, any question,feel free to contact me.