CNC-machined LEFT right back bulkhead for XRAY X1216 made from premium extra-strong Swiss 7075 T6 aluminum, black colored coated for longer life and stylish look. Strategically machined for zero fat while keeping energy. Smart pod design allows super-easy motor top access, accommodating brushed or brushless machines. Updated design permits ultra-low straight back suspension system system system system CG and very fast & effortless journey height modification. Ride height shims are placed between bulkhead and top bulkhead clamp. Can be used with right back bulkhead #373013.