The bags require factory HD mounting hardware and lids. They are sold in a set. These bags are extemely strong and easy to paint. They can be used with all exhaust options, no exhaust cut-outs, 2 into 1 or dual cut-outs. These 4″ bags are designed for guys that ride the shit out of their bikes, but prefer a aggressive look. Be sure to check out our 2014 side covers and rear fenders to complete your look.