The XB4 framework is revised to put fat further ahead, with component guard mounting functions for symmetrical flex, updated fan owner mounting roles and plenty of battery place choices to replace the excess weight protection. The framework features an infinitely more ahead biased design. Slipper/center, motor and electric batteries was at reality relocated notably ahead to boost protection. The medial side guard mounting holes are symmetrical for equal left-to-right flex characteristics. The framework features holes for a fan mount and plenty of electric batteries post jobs to improve the packââ¬â¢s location and adjust the F/R fat security. CNC-machined from top-notch Swiss 2mm 7075 T6 aluminum, the framework is strategically machined in low-stress areas making it since light that you can without impacting energy or rigidity; plus it's moreover black-coated for increased lifespan.