McDermott's Lifetime Warranty applies only to the original purchaser/owner of the cue and must be purchased from an authorized McDermott dealer. McDermott Cue warrants its pool cues to be free of defects in material and workmanship, including warpage, for as long as the product is owned by the original purchaser/owner. McDermott does not warrant its product against: normal wear and tear including tip, finish, wrap, and bumper misuse, abuse or mishandling modification or improper maintenance performed by third parties damage caused by exposure to extreme temperature or humidity All warranty claims must include the complete cue and are subject to evaluation at our facility prior to approval. Products that do not qualify for the McDermott Lifetime Warranty can be serviced by McDermott for a fee. To obtain warranty service on a McDermott product, return the product to an authorized McDermott dealer or directly to McDermott along with a copy of your original sales receipt G-Core Tip Replacement: When replacing the tip on your G-Core shaft, the .030” (.762mm) black fiber tip pad located directly above the ferrule must remain intact. Removal of the tip pad or reduction in thickness below .015” (.381mm) will compromise the shaft’s integrity, performance, and void the warranty. DISCLAIMER: This warranty is in lieu of all other express warranties. McDermott disclaims all warranties for products that are purchased from sellers other than authorized retailers or distributors. McDermott's warranty against warpage was introduced in 2004. Older cues do not qualify. Shafts turned below 11.75mm will void the warranty.