Without wheels * Each side operates independently to allow easy movement through narrow spaces and greater stability while standing * Unique U-shape framedesign creates greater clearance.* Sturdy 1  diameter anodized extruded aluminum construction ensures maximum strength while remaining lightweight * Vinyl contoured hand grip for added comfort * Limited Lifetime Warranty * HCPCS Suggested Code: E0143 (for 1075C) * Height adjustable from 32 -39