5052 aluminum construction. Color: Black. Compatible with: The Delta Shovel; The Delta Pro Shovel; The Delta Cerakote Shovel. Backing plate of the mount comes with pre-drilled holes or you can drill your own holes for a custom mounting solution. Includes backing plate bars and screws/nuts to accommodate up to 2″ ladders or racks or bars. The Delta Mount is a 4lb plate and bracket built to snugly accommodate your shovel whether youÕre pairing it to your roof rack, truck bed rack, ATV/UTV roll bars, MOLLE panels, snowmobiles, or whatever your steed is for the adventures at hand. Boxed.