Jennings gags are very effective at making a gimps throat available at any time. Rubber straight jackets are very effective at preventing the gimp from pushing that dick away when @PupRaskur is busy getting the service he deserves.
After around 1 hour! Slave @scotslad496 is still fighting but it seems more and more to accept it's status as an helpless object, well knowing that the only way is to obey.