Dear Sir Madam, This is EvgenyBurak from RU. I'm looking for products with the following specifications: C75 30*200 Bore diameter - 75 mm Rod diameter - 30 mm Piston stroke - 200 mm Length - 515 mm" C100 40*200 Bore diameter - 100 mm Rod diameter - 40 mm Piston stroke - 200 mm Length - 515 mm"