This is an optional XRAY 24' XB2 Aluminum Front Roll-Center Holder (Bridge Upper Deck).
Aluminum front roll-center holder increases strength, reliability and makes the handling more precise and more forgiving.
Super-strong aluminum holder features two-roll center positions and is CNC-machined from high-quality Swiss 7075 T6 aluminum.
For this part, M3x16 screws must be used instead of kit\'s M3x14 screws.
More reliable and stronger.
