One front input cap for Omni Gear RC61, RC71 and RC81 Series gearboxes, New Take off, includes front seal and rear Mylar gasket. Will also fit Grizzly and Cheetah gearboxes of similar series Fits the following gearboxes and maybe more! 250372 250373 250374 250402 250403 250405 250434 250437 250448 250492 250550