3/8" x 5 1/8" Adhesive HVU Capsule, Package of 10. Unisorb Capsule Anchor System provides a superior method of heavy duty anchoring using a high strength adhesive. The system consists of a glass capsule containing the proper proportion of base resin, stud with washer and nut and a drive unit. *When ordering the Capsule Anchor System, you must order the capsules, stud assemblies and drive unit separately. Capsules are sold in packages. Stud assemblies and drive units are sold individually.