Listing is for "One" Genuine Lucas L488, #54570664 "Used"  Flat Type RED Glass Lens.   

 Received Lens may not match exactly like the pictures.  Should Buyer purchase more than one Lens, Seller will try to match the lens to the same period variant.   Lucas, over many years has made several minor changes to these L488 Lens.   

                             Features & Specifications:

     >        Outer Diameter:  2 3/8" (60.3 mm), Outer Step Diameter:  2 " (50.8 mm) 

>        Glass Height:  Lens- 5/8 inch (Flat Type Design, Not Beehive)

>        Cast in Lens: “MADE IN ENGLAND” “488” “LUCAS”

  Shipping Weight:  4 oz (113.4 g)