This Porsche 911 fiberglass tail/wing is an exact copy of the memorable and distinctive Carrera RS. It comes complete with mounts inserted into the 2 part deck lid (Aluminum bar stock with threads inserted in between the part halves) for the stock 911 hinge mechanism and mounting location for the stock deck latch. the deck lid does require the stock type 911 SC/Carrera plastic grill, not included. Hinge adapters (part# 11A) are needed for 964 applications. Average weight is 12lbs.