Anet A8 3-point heatbed leveling addon

I wanted to have 3-point bed leveling on my Anet A8 printer, but did not wanted to drill or change heatbed, so i have designed this addon.

Material used
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You will need some 2mm thick steel plate and metric screws to make this addon.
218x40x2mm for heatbed side mount
60x25x2mm for carriage side mount
1x Screw M3x30
1x M3 nut
1x M3 thumb nut or standard M3 nut in your favorite printed thumbwheel
3x Screw M4x12 (can be M4x15)
3x M4 nut


Making a thing
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If You