The Amerimax home products 7 inch Aluminum Spikes and 5 inch plastic ferrules can be used to hang 5 inch aluminum gutters. Featuring a white color to match many home exteriors, this pack is an ideal choice for your home. Use to hang 5 inch white aluminum guttersUse 1 spike and 1 ferrule every 24 inch of gutter runEconomical way to hang gutters