Desmond 100mm Half Ball Bowl Leveler Adapter Convert Video Bowl Tripod / 3/8" Stud ideal for Bogen /Manfrotto Desmond Brand. 100% metal. Aluminum with Stainless Steel 3/8" Stud. No plastic or rubber parts Convert your 100mm Bowl Video Tripod to a Standard 3/8" Stud. Ideal for all 100mm bowl tripods inc Bogen / Manfrotto, Weifeng, Fancier E-Image etc. Weight: 13.9oz (394g).