2020 February
Delrin Battery Adapter Sleeves now available!!
No more battery rattles when using CR123A/16340 on 18650 flashlights!!

We planned to make these for a very long time and finally they are ready for release.
These are our version of the Delrin Battery Adapter Sleeves.

Professionally CNC machined with high grade Delrin materials, these are NOT the cheap ABS plastic tubes you see selling on eBay.
Available in 2 cell and 3 cell versions.