Kossel 2020 Heat Bed Mount

Designed for Kossel frame with 240mm horizontal 20x20 aluminium extrusions and 200mm dia. print bed with kapton heater. You will need a piece of ceramic fibre blanket to go underneath the print bed. Ramps mounting bracket included.
There is no hole to run heat bed cables, you will have to use a drill..
I've been planning to use openbuilds standoffs but they might heat up too much so the best option would be to use teflon ones.. something like
http://www.ebay.co.uk/itm/PTFE-Teflon-White-Tube-