CNC-machined motor-side back bulkhead for XRAY X12 created from premium extra-hard Swiss 7075 T6 aluminum, black colored coated for very long life and stylish appearance. Strategically machined for paid down fat while retaining energy. Smart pod design permits for super-easy engine top access, accommodating brushed or brushless motors. The new engine bulkhead is lowered by 1mm to allow making use of little tires and also to decrease CG. can be used with left back bulkhead #373021.