ITEM NAME:R7s LED Socket 120mm Socket for R7s Incandescent Bulb Holder S3K7 R7s LED Socket 120mm Socket for R7s Incandescent Bulb Holder S3K7 The indispensable tool for DIY lighting. Can be used to connect the R7s Edison light bulb. Easy to install, can replace traditional R7S light source directly. Base: R7s Item size: 140 mm Suitable for R7S lamp, the 120 mm length Material: plastic + copper Scope of