Features: Universal SSD/HDD bracket with multiple layer stackable and heat dissipating design ensures secure installation and optimaled airflows for 2.5in drive. precise crafted aluminum frame features hollowed ventilation panel and pre included screws for tool less assembly of stackable storage configuration. Ideal for PC builders, servers administrators, and technology enthusiasts organized SSD/HDD expansion in small space. Perfectly integrates into gaming rigs,systems, or work space towers to maximizes drive capacity while maintaining heat efficiency. Metal construction supports repeated drive swaps and multiple layer installations without compromising structural stability. Specifications: material Aluminum Color：Silver/black Optional Size:about 86.2x30mm/3.39x1.18in Package：3/4/5 Rows Optional Package Includes: 1 Set Fixing frame note: Please allow 1-2cm errors due to manual measurement. Pictures may not reflect actual color due to different monitors.