SEA-DOG® LED SIDE MOUNT SIDE LIGHTS - STAINLESS FINISHStamped 304 stainless & injection molded nylon construction. Uses #10 FH fastener. Size: 3-9/16"x2-5/8"x3/4". Wt.: 0.40 lb. Qty.: 1 pair. NOTE: 400069-1 is approved for USCG 2 NM (Colreg 2 mile).