I attached a picture that has all of the dimensions for the Swagman Bike Rack part # S80501. The distance between the arms of the rack is 16 inches. This might be too wide for a childrens bike frame. But if there is at least 16 inches between the steering stem and the seat post a bike frame adapter like part # UB01 could be used and it would fit. view full answer...
The second the legs of the Lippert High-Speed Power Stabilizer Jack # LC298707 are bent they are completely compromised and can not be trusted to hold any weight. There are no replacement legs for this system so you would unfortunately need to completely replace the entire stabilizer. view full answer...