Quite commonly used in the 70's and 80's on British made multi arm light fittings. Normally the earth terminal, which this holder has, is not required as the fitting is earthed on the central body of the lamp.
BC / B22
10mm Threaded Entry
Not Shade Compatible
Width: 23mm, Height: 42mm
Product Code: 05598
Quantity Discounts: Buy 10+ → Save 5%, Buy 25+ → Save 10%, Buy 50+ → Save 15%, Buy 100+ → Save 20%