Zoom icon Click to expand Tap to zoom Chevron down icon Chevron down icon Casing Clamp Assortment by PERRIN Sale $28.60 | / SKU 68-17745 1 2 3 4 5 6 7 8 9 10+ Quantity Chevron down icon Quantity Add to cart Spinner icon Notify me when back in stock Email address Email me when available Casing Clamp Assortment this assortment contains 100 pieces of casing clamps, 10 each of 10 types for watch movements.