Mid-size XB2 2.0mm dense aluminum framework is suitable for songs in which more traction is necessary. Suggested for low to medium traction tracks. The 1-piece framework design with an increase of flex characteristic creates more overall traction and improves steering. Suitable for low to medium traction. Features additional 4 holes to mount extra stiffener to lessen sideways framework flex. This help to increase rotation and accuracy on high rate. CNC-machined from high-quality Swiss 2.0mm 7075 T6 aluminum.