Pull chain two pin base GU24 lampholder - Two pin GU24 base, wire leads, mounting slots accept 3/O or 4/O outlet boxes, poly bagged - GU24 lamp holder for use in attics, basements, closets and garages where pull chain on/off switch is required - Pull chain GU24 two pin base lampholder - GU24 two pin base - Max 75 Watts 250 Volts - Size Dia. 4 7/8"