C.E. Smith 70 Series Flush Mount Rod Holders - Bar Bottom - Made of 316L stainless steel, these flush mount rod holders feature a wide low profile cap for excellent mounting strength and to enhance the appearance of any boat. 100% welded cap to tube joint will never break. Super tough 1/4in x 1/2in gimbal bar will stand up to virtually any punishment heavy tackle or downrigger mounts can dish out. White vinyl liner protects rods and is keyed with the gimbal bar to eliminate liner twist. Features: 1-5/8in inner diamerter 2in outer diameter 9in tube 1/4in x 1/2in welded cast gimbal bar 316L Stainless Steel Cap 4-1/2in x 3-5/8in