Saves the need for complete disassembly. Eliminates the need for an inventory of different sized O-rings. Joints resist water/oil and are as strong as the rubber itself. Kit contains: 1. 5.48 meter (3ft.) lengths of common diameters of Buna N cord. 2. 1 of Loctite 404 Quick Set Instant Adhesive. 3. 1 of o-ring fixture. 4. 1 of blade. 5. 1 each of water-proofing solution and cleanup solution.