Twist-On Cover Type Document Holder Retention Wire connects the cover to the Base - No more lost lids! Great for Trucks, Trailers, Containers and Container chassis Smoke colored cover Replaces: Truck-Lite: 97960, 97960-3, 97960P; Optronics: DH55 Twist-On Cover Type Document Holder. Retention wire connects the cover to the base - no more lost lids! Twist-on lid securely keeps shipping documents safe and dry! Great for trucks, trailers, containers and container chassis! Also great for camper and RV enthusiasts to mount under cabinets to keep important documentation safe and readily available! Smoke colored cover. Includes two mounting screws. Replaces: Truck-Lite: 97960 97960-3 97960P Optronics: DH55