Website: thingiverse
Author: FatalError3141
Price: Free Download
File format: .Stl 3d printable
Description:
Holders for 18650 batteries. For balance charging or powering a load. Uses easly sourced parts. And is simple to print.Sketchup File included.1, 2 and 4 tray holder.4mm holes for M4 Hardware Springs :http://www.ebay.co.uk/itm/121197223478?ssPageName=STRK:MEWNX:IT&_trksid=p3984.m1497.l2649