Stainless Steel 14 Goniometer 180 Dg X 1 Dg Wheelchair Scales Standard * Unique hinged design Color:Red Standard * Unique hinged design allows it to be raised and lowered like a regular toilet seat * Uses existing toilet seat and lid * Offers all the comfort and convenience of an elevated toilet seats but with a hinged benefit * This model features a seat riser made of two parts that are hinged together allowing the ring to be lifted in the same manner as a regular toilet seat * The seat is installed using the existing toilet seat and lid and doesn t change the appearance of the toilet * It elevates the seating position by 4Ã for easy sitting and rising * The hinged feature makes cleaning as easy as 1 2 3 * Hardware kit included * Weight capacity is 300 Lbs * Do you mean this hearing aid has other cool features besides being waterproof 180 degree * Tension between the stainless steel arms is controlled by a thumb valve * Each unit has two opposing scales marked in specified increments * 10 degree INCREMENTS 14