Our Lamp Cap is with good quality and reasonable price. Accept orders based on customers' samples or drawing. E27 Lamp Cap1 Size:51*39mm2 Materials: brass or aluminum, iron or up to customers' requirements3 Main Applicantions: residential lamp holder4 Accepted Standard: IEC5 Certification: CE,VDEWe also can make other size based on cunstomers' sample or drawing. E27 Lamp Cap