FreeLED Mount / Holder for Ender 3 Printer using 3 strip LEDs, just slide from top side, no screw neededThingiverse
FreeHesine M505 Anet A8 (Prusa i3) X-Mount incl. 8mm bearing (LM8UU) and belt tensioner (version with Z-rod screw mount at top)Thingiverse