Click to expand Tap to zoom XB4 4.9mm Closed Composite Ball Joint w/Hole (4) by Xray Save $-13.00 $13.00 | / SKU XY302665 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart This is a set of four XRAY 4.9mm Closed Composite Ball Joints, with Holes and are intended for use with the XRAY XB4/T4.