Here it is, the ECB 3D Printing Bed Toolbox for the RC4WD K10 and Blazer! Add some detail to your build! 
 
Made in black, these can be painted to match your build. Included are the main box, lid and 4 magnets.
 
For those looking for dimensions of this toolbox, it measures 196.1mm (7.72") x 50mm (1.97") x 36mm (1.41") on the outside and 175.8mm (6.92") x 42mm (1.67") x 32mm (1.26") on the inside. The distance between bed sides is 180.1mm (7.09").