Carefree 902860 Rafter 6 with Automatic Awning Support and Ground Support Carefree Rafter 6 GS with Automatic Awning Support Plus Ground Support The Rafter 6 GS provides the same benefits as the Rafter 6 plus an additional advantage: the ground support feature prevents the roller from sagging toward the ground while extended They work in combination to keep your roller straight Satin with Black castings