This item should be cut from .187" (4.6mm) stock.
You will need: 4x 3/8in by 1" Bolts - 8x washers - 4 nuts to secure the box to the bracket, 4x Lock'N Ride Plugs, and 1x Box of your choice. (See Amazon Links Below)
There are two version of this bracket, raised and flat. Either bracket will accommodate a box no longer then 33 in wide to allow room to use the lock'N Ride Mount. The raised bracket is intended for a 31x8x8" box. The raised bracket gives you about 8-9" of space under the box for storage. The Flat bracket is intended for a 30x11x10" box.
Dimensions in the technical drawing are in mm. The two bends on the raised plate are 70 degrees.
Mounts are 7.2" apart for the lock'N Ride Plugs.
Confirmed Fitment: 2020 S900
Fits Polaris Part# (Polaris 2637552 OEM Black Rear Box Assembly) Replaces Previous Part Number(s): 5451115-070, 5451115, 2636779, 2635463-070
Box In Photo: Carpartsinnovate 31"x 9" Truck Pick-up Black Aluminum Tool Box w/Handle & Lock Trailer Storagehttps://www.amazon.com/Carpartsinnovate-Pick-up-Al...
Lock'N Ride Mounts: GripPRO ATV Anchors to fit Polaris Lock & Ride ATV Tie Down Anchors Made to fit RZR, Sportsman
https://www.amazon.com/Polaris-Lock-ATV-Anchors-Sp...