A Custom Plastic Support Bracket is a molded plastic component designed to provide positioning, spacing, insulation, protection, and assembly support for electrical and mechanical components. In lithium battery manufacturing, custom plastic support brackets are widely used to organize cylindrical battery cells and maintain a consistent arrangement inside battery modules and battery packs.In the lithium battery industry, a 21700 straight-line battery holder generally refers to a cell positioning holder, also known as a Cell Spacer or Cell Holder. It is one of the most commonly used plastic auxi...