Converts 1" standard plate posts to 2" Olympic posts! No need to purchase standard style 1" hole plates for your machine.
Note: Some photos may show the longer 14" sleeve.
No...really. Its a black tube. It seems very durable - not a brittle plastic. There is an inset screw that holds the adapter in place well. I cannot think of any way I would want to improve on the design - so it gets 5 stars.