Comparison : Item # 1508, Tapered Legs Aluminum Channels with Rounded Inside Angles/Corners (Car and Ship Building)
Item # 1509, Tapered Legs Aluminum Channels with Rounded Inside Angles/Corners (Car and Ship Building)
Item # 1510, Tapered Legs Aluminum Channels with Rounded Inside Angles/Corners (Car and Ship Building)
Item # 1511, Tapered Legs Aluminum Channels with Rounded Inside Angles/Corners (Car and Ship Building)
Item # 1512, Tapered Legs Aluminum Channels with Rounded Inside Angles/Corners (Car and Ship Building)