PATONA Battery Cover BL-3 for NikonD300 D300S D700 F6 D3 EL4 EL4aThe PATONA Battery Cover NikonBL-3 ensures the secure hold of the battery EN-EL4/EN-EL4a in thebattery grip MB-D10 or MB-D40 and closes the batterycompartment..Compatibility: Replacement BatteryCover for Nikon BL-3Nikon D300 D300S D700 F6 D3Scope of delivery: 1x Battery CoverTechnical Data: Weight44,7gDeimensions: 58,5 x 63 x 36,8 mm (LxWxH)Pictures are only for illustration purposes! Delivery mayvary