“Add an extra 150mm to your lightbox with this simple extender insert.” Take your lightboxes from 2.25m to 2.4m high with this simple extender kit. Easy to use and perfect if you are exhibiting within a shell scheme. Kits available to suit suit 4 sizes; 85cm, 1m, 2m & 3m. Kits include extender components and electrical cables on the larger sizes extended bracing bars. Compatible with our Straight Premium Lightboxes and Curved Premium Lightboxes.  Extenders simply slot into your Lightbox push fit hardware .