RMR 3-Bay Frame for 13' SB/SBDSThis RMR 3 Bay Frame 1 1 2" for the 13' SB SBDS is a heavy duty version for big volume river running. Throw an RMR poly deck on top and you've got yourself the most comfortable sun deck on the river. All RMR Frames are hand crafted in Fayette County, West Virginia. 60W X 68L 1 Sch 40 6063 T6 Anodized Aluminum with Hollaender Speed Rail Fittings Includes RMR's custom oar towers and kick bar Oar towers and crossbars are adjustable Add a high density