The link is cut for assembly by different options - choose the assembly that suits you. Recommended material - silver! Approximate metal weight (for lenght 200 mm): silver 925 Sterling – 80 grams. Model avalible in STL format for prototyping. Geometry is healed, and fixed all the bad with RP Magics software You can check out my other products by clicking on the author name artchagur. Any questions? Please contact me. Thank you!