SUPPLIERS OF QUALITY BRANDED LOW ENERGY LED LIGHTING & LIGHT BULBS. Knightsbridge Adjustable Track GU10 Spotlight Kit. Also available in different track lengths. Please see my other items or link below. Please Note: Track lengths come in combination of 1m. We have 5W bulbs to go with these too in cool white and warm white. You can add the bulbs from drop menu. Each Track Light Kit Comes with. WIDTH / DEPTH: 34.4 mm. Fully flexible GU10 Track spotlight. Manufactured from heavy gauge aluminium and plastic track connector. Suits all standard retrofit GU10 halogen and LED ...