Features of Hansgrohe Vernis Shape Shower Arm, 24 cm, M 1/2' , Chrome (26405000_hansgrohe): Length: 240 mm Shaft Ø: 26 mm Installation type: exposed design allows for easy installation as all working parts are outside of the wall Material: Solid Brass 90° angle Connection type: ½' . IMPORTANT: Please make sure to check the products upon delivery. If there's any damage, be sure to note it with the delivery person on the delivery note for each specific item. Unfortunately we won't be able to accept any claims otherwise as the delivery companies are very strict about this. Thank you for your understanding.