G6.35 12V Halogen Bulbs Lamp Lights - 20W / 35W / 50W. G6.35 12V Halogen Bulbs- 20W / 35W / 50W. 50W : 27 x 10.5mm. 35W : 30 x 10.5mm. The G6.35 bulbs are suitable for a wide range of uses Light colour : Warm White.
eBay