• Fits ⅞” & 1” diameter round rail, and 1” square rail
• For all Scotty post mount rod holders
• Works in conjunction with 241 Side / Deck Mount (not included)
• Includes stainless steel fasteners
• When using the 242 with a 1″ square rail, substitute ¼ – 20 x 2″ round head SS machine screws (not included)