Putco nylon locker side rails for 2003–2006 Chevrolet Silverado with an 8 ft bed and toolbox provision are sold as a pair and use 1.75" round NeveRust stainless tubing with black injected-molded nylon tie-down ends to provide a clean, functional bed-side profile. They mount into stake pockets for easy no-drill installation, include four built-in tie-downs rated 500 lb per end, feature black powder coating and solid die-cast construction up to 1000 lb, and carry a limited lifetime warranty.
Putco 03-06 Chevrolet Silverado - 8ft Bed w/ ToolBox Nylon Traditional Locker Rails