Moen CSR2172BN CSI Curved Tension Shower Rod, Brushed Nickel Finish. The CSR2172BN is a genuine product manufactured by Moen Faucet. This particular product is a Curved Shower Rod and has a beautiful Brushed Nickel finish. The Shower Rod is from Moen's CSI bath collection, which provides an elegant design for your bathroom. Its curved design adds up to 5-1/2 inches of extra showering space. Limited Lifetime Warranty from Moen.