anyone use LBT's 500gr. 45-70 mould?

[Just Duke]

I ordered a 4 cavity 500 grain LBT mould for the wife and I 45-70 Marlins . Has anyone used this mould or have a pic of the bullets it casts?

Does anyone have a load for this grain weight bullet around 1200 to 1300 fps?
TIA
Duke