... 3)High quality HID bulb Adapter, HID xenon adaptor, HID bulb Adpater, Xenon bulb base, HID Socket ... Bulb Holder, HID Lamp HolderDetailed Product Description Xenon bulb adaptor 1. Application: .Used on BMW, Benz and ... cars when installing the HID xenon kit .Bulb adaptor is for some car, these cars have ... normal mounting on bulbs difficult. So use this adaptor to help the bulb mounting on these special ...