Low profile black tail lamp/Signal kit:
This tail lamp and signal kit, are without a doubt, the easiest bolt on upgrade available. 
Cast aluminum lamp housing fits existing stock mounts on fender. Also fitting stock base gasket to form a seamless fit on fender.
All wire connections are concealed from view and water inside housing.
Supplied with LED Lucas 525 type lamp and aluminum bodied front and rear bullet turn signals.
Front & rear turn signals are supplied with stock connectors that plug direct into harness.
Lamp housing assembles same as stock lamp. Tail light supplied with 3 simple crimp on connectors that attach to harness.
Only 4 basic tools needed to install: 4mm Allen wrench, 10mm wrench, crimp pliers and 17mm or adjustable wrench.
The lamp housing is very adaptable, fitting many different styles of tail lamp with ease, should supplied lamp need be changed.
This is a high quality part that will ensure the standard of British Motorcycles.
 If using this kit on a Bonneville model with headlamp ears, turn signal blanks and spacers are recommended.
https://www.maundspeed.com/product-page/turn-signal-blanking-biscuits