There are two parts to recessed lighting you need to have for complete fixtures: recessed housings that power the light from within the ceiling as well as the decorative recessed trims.
Brightstar DL030 BLACK, DL030 CHROME, DL030 Satin Chrome, DL030 WHITE Blister Pack with Aluminium Tilt LED Down Lighter and Bulb (Multiple Colours/Finishes)
Brightstar DL031 BLACK, DL031 CHROME, DL031 Satin Chrome, DL031 WHITE Blister Pack with Aluminium Tilt LED Down Lighter and Bulb (Multiple Colours/Finishes)