This new Jet Foot marks a departure from the materials of the past.  The risks to your jet foot running shallow rivers are well known to all of us, this new urethane Jet Foot is designed to reduce the risk of damage.  You can break anything, but these are much more durable and forgiving compared to other options. 
2 Models:
 
Medium is made to fit Medium size Outboard Jets.
*6 1/8 impeller size
*Flanged style liner required.
Currently 2 week lead time.
 
Large is made to fit Large size Outboard Jets.
* Can be made to fit 6 7/8 and 7 3/16 with the change of liner. 
* Liner not included.        
* Currently 2 week lead time.