Plasti-Mend Large ABS Plastic Repair Kit for ABS Plastic Holding Tank Repair (large, Black) Quick, permanent repair for ABS plastic. NOT FOR USE ON POLYETHYLENE PLASTIC. Used for RV holding tanks, Auto, RV, Boat and Motorcycle body and trim parts and many other items. Money-Back Customer Satisfaction Guarantee Large Kit will repair a 36-48 inch crack or a 6-8 inch hole. See B003JC3UB2 for smaller repairs. Simple brush on application making the repaired article stronger than new