11mm Diameter Delrin Tube Adapter, Quantity of Eight

1.5-mL Tube Adapter for Labcon Screw Cap Microcentrifuge Tube (Labcon Item # 3611-870-000) for use in Ultracentrifuge Rotors: TLA-110 Required Adapter for Tubes: (Labcon Item #: 3611-870-000) Labcon 1.5 mL Screw Cap Microcentrifuge Tubes, Nonsterile Tubes with Natural-Color Caps.