GMC Sierra New storage box From Max Box company Bought it 6 months ago, new inside and out. Purchase price: 1800﷼ Width from top corner of the bed to corner: 1.5 meters Width from bottom corner of the bed to corner: 1 meter 17 centimeters Height from bottom to top: 50 centimeters Depth from front to back: 50 centimeters It is installed in the bed with four long screws that come with it. Installation is very easy. Comes with 2 keys for locking. Fits all models from 2005 to 2020. Selling price: 1000 And for the serious buyer, God willing, we won't disagree. Contact via private message.