One-third the weight of steel, the Stingray aluminum space frame is 100 pounds (45 kilograms) lighter than its predecessor. The weight savings make Stingray light and lean, ready to take on any road with precision.
Baby Swing Cost. Typical costs: 1  Standard swings range from $60 to $140, depending on the types of features offered.  Portable or travel swings, which tend to be less expensive than standard swings since they offer fewer features, run from $40 to $80.
A child is on a swing whose 2.8 m long chains make a maximum angle of 34Â° with the vertical.? A child is on a swing whose 2.8 m long chains make a maximum angle of 34Â° with the vertical. What is the child's maximum speed?