Sram Dub outer spacer

Sram Dub cranks typically uses 4.5mm spacer at drive side. In some cases you might want to move driveside outwards as long as preload adjustment still have at leas minimal adjustment range left. These spacers give 0.5mm offset to stock setup.

Print both and try the fitment. Preload adjustment ring should have at least some range to ensure that there is no too high preload.