Left Hand & Right Hand. Originally offered as an "Optional Extra" offered by MG for the MGA. The brackets are Lucas Style in Chrome & fit behind the Over-riders on the MGA Bumper bar. T he SPOTLIGHTS are Lucas Style SLR576 Chrome 5¾ (146mm) dia with the upper crest marked "Lucas". As Model SLR576 Part No 55174E. A 48watt, L185 Bulb or similar is included. The original Lamp would have been an optional extra on many Historic & Classic Cars and used on many Works Rally Cars. The Kit can be supplied with one (1) Spotlight Lens and one (1) Foglight lens instead of two ...