For your consideration is this awesome set of 2020 Charvel DK22 Pro Mod Neck Joint Screws and Ferrules This neck joint hardware is in great pre-owned condition. Screws come in two different sizes: three screws measure 1-1/4" in total length, with the longer screw coming in at 1-1/2". Ferrules measure 5/8" in diameter and 1/8" in height/thickness.