Focal ring and lens popped off mount housing (see photo # 2). Still fully functional albeit the lens no longer points to the center, and it is much harder to turn focal ring. FOR PARTS OR REPAIR, SOLD AS-IS, NO RETURNS. INCLUDES: genuine Canon front lens cap, aftermarket rear lens cap. We track serial numbers. The serial number(s) for this unit is: 2002008040 (as shown in photo).