Connection devices and methods for connecting a rod to a vertebral member. The device may include a receiver mounted to a proximal end of an anchor. The receiver includes a receiving section size to accommodate the rod and adjustable between open and closed orientations. One or more members are mounted to the receiver to adjust the size of the receiving section. In some embodiments, the movable members may be rotated and/or are rotatable to accommodate a rod at different angular positions relative to the anchor.