"Model A" Waterproof aluminum enclosure with rubber seal Suitable for Pine A64 SBC, PINE A64+ SBC, A64-LTS SBC, SOPine with model A baseboard, SOEdge with model A baseboard and RockPro64 SBC Seals and grommets included for a complete seal. Works for external applications. Note: This case only fits ROCKPro64 board without PCIe interface card slot in. Note: This item is limited to 1 unit per order. For more quantities, please contact sales@pine64.org Installation Guide – Aluminium Enclosure