200x50 Innova Caster Wheels w/ Articulating Beam from Permobil Koala Please View Pictures Carefully to Confirm This is the Part you Need. This was pulled from a fully functioning powered wheelchair. It is in good cosmetic condition with some light scuffs and scratches. It may fit other models of powered wheelchairs as well, please verify compatibility before purchasing. Please ask any questions, we respond quickly and ship fast. Our knowledgeable technicians and parts dept. are available by phone at (505) 289-1873 Mon-Fri 9am-5pm Mountain Time or through the eBay messaging system. We always respond within 1 business day.