*Stack Release
*Anodized Aluminum Channel
*Extruded Aluminum Tilt Shaft
*Self Aligning Wheeled Carriers
*UV Resistant, High Strength Lexan Stems`
*Removable/Replaceable Carrier Stems
*Stainless Steel Spacers
*Tightest Stacking in the Industry
*Minimized Control End Light Gap
*Snap in Metal Brackets
*Adjustable Wall Brackets