ProTech Underbody/Top Mount Box 18X18X48 Drop Smooth Drop Door Style Bright Aluminum Model 20-2270 Truck Bed Cover featuring a standard 2-inch x

featuring a standard 2-inch x 2-inch shank

but you may need this part to retrofit to an older Pro II rack or to replace on your Pro Rack

8 2011 Chevrolet Silverado 1500 WT 97

welded steel construction

1 1997 GMC Sonoma 73

ProTech Underbody/Top Mount Box 18X18X48 Drop Smooth Drop Door Style Bright Aluminum Model 20-2270 Truck Bed Cover featuring a standard 2-inch xProTech Underbody Top Mount Box 18X18X48 Drop Smooth Drop Door Style Bright Aluminum Model 20 2270 ProTech Underbody Top Mount Boxes Secure, Weather Resistant, and Built to Last. ProTech Storage Boxes are engineered to provide unparalleled security and weather resistance. Designed for mounting on top of flat surfaces, these rugged boxes are as tough as the job demands. Dimensions: 18in H x 18in D x 48in L Secure storage to protect your tools and