Comparison : Item # 6640-1750, 1.750" PA6 HS Blue Plate / Bar Stock
Item # C6640-1750-48-24, Nylon 6 HS Blue
Item # 6640-175048120, Nylon 6 HS Blue
Item # C6640-1750-48-2, Nylon 6 HS Blue
Item # C6640-1750-48-2.5, Nylon 6 HS Blue