Functional adapters help make daily activities easier for patients by extending the capabilities of prosthetics, while our tube adapters and assemblies make challenging builds easier for you. Specification Feature 3 stiffness options Improve stability and balance Absorbs shock for a smoother gait Adjustable to 10 Adds adjustable postural flexion to most endoskeletal knee systems If you are interested in our products, please contact us. Packaging Details 1. Pack the Lock Tube Adapter Slideable in a shockproof plastic bag. 2. then in carton packing. 3. then in palletizingor. or pack the Lock Tube Adapter Slideable according to your requirement. we have very safety packing for sea and air shipment.