The Cheesebrough 2 inch pipe coupling offers strong attachment of mounts to elevated tube-truss systems. Mates directly to most of our suspension adapters and to any mount that uses standard 2 inch national tapered pipe threaded mating point.- Mates directly to most adjustable-height suspension adapters- Works with 2" tube truss- Attaches to any mount with an 2" NPT threaded mating point