Get the secure foundation you need for your fifth-wheel hitch with Reeses 30153 Outboard Mounting Rails. Designed for faster installation and long-lasting durability, these 48" rails mount outside the truck frame making them ideal for avoiding under-bed obstructions commonly found in todays full-size pickups. Built to meet SAE J2638 industry standards for fatigue and static testing, these rails are engineered for heavy-duty towing performance. Whether you're prepping your rig for a long-haul trip or gearing up for seasonal camping, these outboard rails give you the strength, safety, and convenience RVers trust.• For ISR-Compatible Hitches â Works with in-bed fifth-wheel hitches using Industry Standard Rails• Fits Most Full-Size Pickups â Designed for broad truck compatibility• Outboard 48" Rails â Mounts outside the frame for easier, faster installation• Ten-Bolt Design â Provides strong, secure hitch mounting• Full Bed Access â Easily remove hitch to regain full use of truck bed• Includes Rails Only â Designed to work with custom outboard brackets (sold separately)• Black Powder-Coated Finish â Durable and corrosion-resistant• SAE J2638 Compliant â Tested to a 27, 000 lb. capacity for strength and reliability• Grade 8 Hardware Included â Meets U.S. and Canadian towing standards Universal Fit Compatible with most major fifth-wheel hitches Secure Hardware Includes Grade 8 bolts for a solid connection Lasting Quality Backed by Reeses limited lifetime warranty | Reese Universal Outboard 5th-Wheel Rails - 30153 in Black