Balance staff assortment 100 pcs. for mechanical movements

This is an assortment of balance staffs for mechanical watches. Perfect to keep on hand when the genuine is no longer available or you cannot identify your movement. These balance staffs are single roller with different pivot sizes. Assortment includes 100 pcs of assorted sizes. This spare parts set for watch movements is suitable for professional watchmakers' workshops, but not for hobbyist watchmakers with limited experience.