The Convoy Tail Rack is designed to sit behind the passenger seat. Designed to offer versatile storage with strap, hook, and tie down points. Offered in a durable sand textured black powdercoat. Heavy duty .125" steel construction. The quick release mechanism (if included) and mounting hardware are stainless.
 
The following fitments include the standard size rack: 94-'21 Sportster

There is a slot and attachment point for mounting an adjustable backrest; available separately at the link below:
https://www.combustionindustries.com/product-page/convoy-backrest-pad-and-support
 
An optional helmet lock with tamper proof hardware can be mounted to either side - available here: https://www.combustionindustries.com/product-page/helmet-lock-for-convoy-tail-rack