Open RC Truggy Tire Mould.

Material for assemby:
12x M3x70 hex head screw
12x M3  nuts

Material for casting: AXSON UR 3450 - 
BLACK POLYURETHANE CASTING ELASTOMER
HARDNESS 80 – A SHORE – COLD CURING

http://www.axson-technologies.com/sites/default/files/ur3450-gb_1.pdf

Mould must be treated with paraffin separator before pouring polyurethane!
Presonally, I use a mould without the top cover. Simply cut top edge by sharp knife after 24h.
Use vacuum to remove bubbles after mixing polyurethane.

Enjoy it.

Patrik Svida