Inner 1.60mm L6 Steco-System-Technik GmbH & Co. KG Sale! from 8250 /per Qty. Add to Cart Description Description Pack of 10 (Titanium Inner Sleeve D 3.50 / d 1.60 / L6) Suitable for all outer sleeves d3.5 SKU: M.27.03.D160L6 Tweet