LANCELOT CHAIN 22-TOOTH by KING ARTHUR'S TOOLS MfrPartNo 40022 22-tooth circlet Replacement circlet for model 45822 Fits most 4" (100mm), 4-1/2" (115mm) and European 125mm disc/angle grinders Removes fast and shapes with a finer finish Don't stop to sharpen a chain--use a replacement and sharpen at your convenience