The Valterra Adjustable Sliding Saddle can be used for installations where the affixed saddle/cap attaches too far under the RV. This allows you to position the cap of the carrier at the edge of the RV and use the adjustable sliding saddle to clamp the tube to the frame.• Improves accessibility• Attaches to frame so end caps can align with edge of RV• Can be used on all Valterra Hose Carriers Attaches to frame so end caps can align with edge of RV Can be used on all Valterra Hose Carriers | Valterra Adjustable Sliding Saddle, 2-Pack in Black