The Holosun Battery Tray 403/503/515 is a genuine replacement insert tray designed for Holosun micro-reflex sights in the 403, 503 and 515 series. Crafted for durability, quick installation and reliable battery contact, this accessory ensures your micro red-dot stays operational and ready in the field.
Technical Specifications
– Compatibility: Holosun 403 series, 503 series, 515 series micro red-dot sights.  
– Battery Type: CR2032 coin cell tray insertion.  
– Material & Build: Robust duralumin/aluminium alloy construction for light weight and high durability.  
– Weight: Approx. 1.5 g to 3 g depending variant.  
– Operating Temperature: -30 °C to +60 °C.  
– Colour / Finish: Black (standard) or model specific.  
– Item / SKU: 10793800000. (Battery Tray 403/503/515)  
– Use Case: Replacement part, spare kit for maintenance, ideal for shooters, professionals, EDC gear.