Product name:- iron cap
Manufacturer:The United States originated - company produced
Material specification:Code: 099-4943-000. Inside six angles to the side diameter: 1/8 inches; outside diameter: 9.47MM, thread part diameter: 4.10MM.
Range of use:- American Standard Meihao electric guitar, electric bass, -, please according to their own piano and we comment size selection.
Product performance:Beauty does not require much explanation.
Other remarks:Shipped with - original packaging.
Material picture: