... , 1.6m, 1.8m, 2.3m 3.Spike: with or without needle 4.ISO., CE, FDA approval dispoable biopsy forcepsProvide moderate stroke ... . Alligator cup spike, with needle4. Alligator cup spike, without needle Specification:O.D. 2.3mm * 1600mmO.D. 2.3mm * 1800mmO. ... . 2.3mm * 2300mmO.D. 1.8mm * 1000mm Coating:PE or without PE ISO, CE & FDA approval, disposable biopsy forceps, Oval Cup ...