Item Watts Socket Ceiling Hole Meas. BS1512-PL-A 70W R*7S 130*215mm 48*31*39.5mm BS1512-PL-B 70W R*7S 130*215mm 48*31*39.5mm BS1512-PL-C 70W R*7S 130*215mm BS1512-PL-D 70W R*7S 130*215mm