Thickness at the bottom is 6mm(0.24inch), height is 9mm(0.35inch) and length is 43mm(1.69inch), the bottom is flat. Desktop organizer with drawer is equipped with a three-compartment drawer, specially designed to store office supplies, such as pens, clips, paper clips, tape, scissors and other small objects High quality genuine bone nut perfect for your guitar upgrade or project. Compatible with Precision bass or similar bass guitar. Metallor 4 String Pre-Slotted Cattle Bone Bass Nut... Bass Guitar Replacement Parts Metal / Brass Guitar Nut 5 String Bass 45 Mm Chrome, Black, Brass Or Gold Finish Bass Guitar Nut Great way to improve intonation and tone out of your instrument. Nut Bone 4 String Bass 38mm 1 1/2 5mm Deep Slot RH Nut has pre-cut string slots and easy to install, Package include: 1 x Bonenut, Please note: Nut may require sanding and shaping for a perfect fit and improved action. If don’t have sufficiently skilled to carry out this exacting work we recommend you to take it to a guitar technician or suitably skilled repairman. Size: 43mm x 9mm x 6mm(1.69inch x 0.35inch x 0.24inch). Some shaping or filing may be needed to be done to accommodate different string gauges, depending on what strings you use.