Triangular plow blade perhaps?

[simulant]

Found this big heavy iron piece. Any ideas? It has a mark on the front. Looks like a 'B' in a diamond?

 

[vpnavy]

Until someone pipes in who knows for sure - could it be a Cultivator Sweep that you pull behind a farm tractor?

​

 

[digger460]

?

 

[knighthunter]

Cutting blade off a sickle mower.

 

[DBANDGB]

vpnavy is correct

 

[kcm]

Agreed - VP got this round.

 

[simulant]

Thanks! I'd love to know what that mark indicates -- a maker I presume.

 

[maxpower]

Furrower