The hole demension is 4

6x Roller Weight

Model: 5030Y

For Road Glide Ultra FLTRU 2016-2018

For KAWASAKI ER-4N 2011-2013

Blu ray BD Burner External USB Ultra Slim DVD RW CD Writer Portable Drive BMW Foot Pegs The hole demension is 4Note: Our Blu ray BD Burner is a true Blu ray Burner! Not those cheap machines that don't support Blu ray. It can support Blu ray disc reading and writing. Features: 1. support superbook, desktop, notebook, netbook, hard disk player, all in one machine. 2. Plug and play Blu ray recorder. If used on a desktop computer must be plugged into the back of the case interface, because the front of the case USB is underpowered . It cannot be connected to other