Holman Pro IV Extra Crossbar Model 31691 55-3/16" L This bumper features provisions for

This bumper features provisions for numerous LED lights

fast foldup and fast installation the next time you need it

The 1703150 Buyers Underbody Box is one of the best underbody truck boxes for your money

The Cross bars are protected by a non-slip rubber bar guard on top that is easily pressed into the channels

Holman Pro IV Extra Crossbar Model 31691 55-3/16" L This bumper features provisions forHolman Pro IV Extra Crossbar Model 31691 For the Pro IV, this extra crossbar allows you to position it where you need on your rack. Features: Quick clamp allows positioning anywhere along the length of the rack Easily removable with tools Holman Warranty Compatible Racks #90001 Pro IV HD Aluminum Rack Full Size Trucks