New DIY keychain accessory material: double-opening iron interface

Main body material: Stainless steel Specifications: D428-20 (H-38mm), D428-20 (H-44mm), D428-20 (H-47mm), D428-20 (H-50mm), D428-20 (H-57mm), D428-16 (H-38mm), D428-16 (H-44mm), D428-16 (H-47mm), D428-16 (H-50mm), D428-16 (H-57mm)