Mint Green Stratocaster Electric Guitar Parts φ5mm Inner Diameter: 5.0mm Unused. There are no screw threads inside the cap; it is the type that is pushed in to secure. We try our best to represent the actual colors and condition of the product in the photos, but they may differ slightly from the actual product depending on your display and lighting. Please understand this beforehand. We plan to wrap it in cushioning material and ship it via Yu-Packet Post. We ask that you purchase only if you agree to the above conditions. #9683l