Specifications include, but are not limited to: 1.0 Master 50 6.5' WITH side doors Include 1 x interior 40''LED light- 40''LED Light & magnetic switch in side doors ‐ Shim Kit ‐ Special wiring preps. Specifications: Double walled 5/8 plywood floor, Single Cargo Door with 40" LED light. Construction: ONE PIECE CONSTRUCTION (uni-body) using the same fiberglass material as in the body to marry the top of the unit to the bottom. Not aluminum strip with rivets. 1.0 Shim for: 2022 Ford F350-6.5 1.0 Optional Cargo style rear door - Master 50 only - included 1 x 30''LED, Doors are double walled and have automotive hinges and gaskets to keep body air tight and secure. 1.0 MASTER Slide 48''x 79'' Up to 2000 lbs. capacity. Deck and sides included. For installation in Master unit 6.5. 1.0 MASTER Slide - Optional Adjustable sliding tie downs (4) 2.0 10 Ga Aluminum tool box for Master 50 6.5' - 72''L x 10''D. Sides, backing, and bottom shelf included. By side. 2.0 Center divider + 1 shelf 36'' to put in the 10 Ga aluminum tool box M50C-CC. 10" deep shelving.