Replacement Part What you buy is a complete 3/8" Impact Wrench Anvil Repair Kit. Including a 3/8" anvil Assy (part 2115-A626), an impact wrench support ring (part 1702-426), and an anvil retainer ring (part 1702-425) Great Fit For Direct repair impact wrench anvil kit, universally fit for Ingersoll Rand models: IR2112, IR2112S, IR2115, IR2115QI, IR2115QTI, IR2115TI, IR2115TiMAX, air impact wrench Specific Part Replace your overused impact wrench anvil, and recover your impact wrench performance. It is the same size as the OEM part. Order a new 3/8" impact wrench anvil, you will get rid of the annoying old anvil that falls off the problem .