... : AB,SN,BSN,CR,etc. 3. finish: plating/ new shower curtain rod 1. specification: 13/16/19/20/25/28mm ... ) Wall thickness: As customer request. curtain rail: 16mm/20mm shower curtain rods double curtain rods or extendable.curtain FINIALcurtain finial ... exact is as per customers' requests, include: satin nickel, antique brass, antique copper, chrome bruched nickel, black brushed nickel, matt-black, golden ...