This is a reliable first stage regulator, the "MR12" from Mares. It's a compact model with high performance, featuring a balanced diaphragm design. ■ Product Details Manufacturer: Mares Model: MR12 (First Stage Only) Specifications: Equipped with DFC system (supports stable air supply) Number of Ports: LP ports x 4, HP ports x 2 ■ Condition & Maintenance Number of Dives: Approximately 150 dives Maintenance: Overhauled in December 2022. Has not been used since. Operational Check: Functionality confirmed in February 2026, connected to a tank. ■ Important Notes Although unused since the overhaul, more than 3 years have passed since the last maintenance. This is life-critical equipment, so we strongly recommend inspection and overhaul by a dive shop before use. There are minor scratches and scuffs from use, please check the photos. 【Hashtags】 #Mares #Mares #Diving #Regulator #1stStage #MR12 #ScubaGear #ScubaDiving