The large model works best on traditional full-size tailgate designs and has tie-downs for up to seven bikes. The small fits traditional midsize truck tailgates and has tie-downs for up to five bikes. A built-in security grommet lets you lock it to your truck. We've stiffened the ends of the webbing straps for easy installation under the tailgate and added cam-action buckles for quick removal.DimensionsLarge: 62" (158cm) width for full size trucksSmall: 54" (137cm) width for mid size trucksKey FeaturesPadded tailgate protectionWorks best on traditional tailgate designsIndividual bike anchor straps (7- Large; 5- Small)Three web cinch strapsAccess flap for tailgate handlesCable lock compatibleReflective logo