Bearing Block. 
 
This left bearing is essential for the travel controls on your machine.
 
L/H Travel Bearing
R/H Pedal Bearing - ***please note, for the pedal bearing, it is opposite***
 
Part number - 6677904 for R/H Bearing
 
Not sure if this fits your machine? Please get in touch with your serial number and we will be more than happy to check this.