![Mate Series Stainless Steel RodCup Holder Backing Plate f/Round Rod/Cup Only f/3-3/4" Holes [C1334314]](https://www.bestmarinewiring.com/wp-content/uploads/2026/08/mate-series-stainless-steel-rodcup-holder-backing-plate-f-round-rod-cup-only-f-3.webp)
Description
Stainless Steel Rod & Cup Holder Backing Plate for Round Rod/Cup Only for 3-3/4″ HolesThreaded Backing Plates for replacing existing 3-3/4 cup holders with round SST plastic combination rod and cup holders.For use with round top SST plastic only in a 3-3/4
![BoatLIFE Silicone Rubber Sealant Cartridge – Black [1152]](https://www.bestmarinewiring.com/wp-content/uploads/2026/08/boatlife-silicone-rubber-sealant-cartridge-black-1152.webp)
![BoatLIFE LifeSeal Sealant Tube 2.8 FL. Oz – Clear [1160]](https://www.bestmarinewiring.com/wp-content/uploads/2026/08/boatlife-lifeseal-sealant-tube-2-8-fl-oz-clear-1160.webp)
![Ram Mount Universal D Size Ball Mount with Short Arm for 9″-12″ Fishfinders and Chartplotters [RAM-D-115-C]](https://www.bestmarinewiring.com/wp-content/uploads/2026/08/ram-mount-universal-d-size-ball-mount-with-short-arm-9-12-fishfinders-chartplott.webp)