Beris Straightbar bit with small port
Beris Straightbar bit with small port for the tongue
This bit has two copper rings on each side of the bit
Its strength is reinforced and allows the bit ring to rotate regularly
The special designed cannons are thin and flattened giving more space to the tongue.
Many horses will get a good decontracted attittude on this type of bit that is really adapted to horses that don't tolerate pressure on the tongue and react badly to it.
Headshaking for example

Beris Straightbar bit with small port for the tongue