The roll bar can be made of stainless steel 201/304 or black steel powder coated. Some roll bars have basket; the basket can carry about 150 pounds of cargo. Some roll bars have brake light; it can help to bright up the light in the dark night. We have high base and flat base design for the feet of the roll bar. It depends on if you would install a roller lid on the car. If you would install a roller lid on your car, you will need high base roll bar. The side plate can have customized logo cutting. For packing, we will pack in two pcs for the detachable roll bar to save CBM. We have American style roll bar and roll bar with handrails to choose.