For the “Ultimate Installation” use our stainless steel backing plates. Designed for Lee swivel base and heavy flush rod holders, they’re constructed from heavy gauge type 316 stainless plates and have built in safety eyes on both sides. Available in two models, the RH5900 accommodates 0 & 15 degree rod holders in gunnels up to 1-3/4” thick. The RH5930 accommodates 30 degree rod holders in gunnels up to 1-1/2” thick. Both come complete with stainless bolts, locknuts and washers for a maximum strength installation.