backup rod

backup rod

A strip of plastic foam that is inserted in a joint to limit the penetration of sealant into the joint.
References in periodicals archive ?
Removing the destruction of the upper rod with grooves 22 and 24, and the return of ordering these bars after regeneration and research as a backup rod for other generators.
While working one, he sticks the butt of his backup rod in his belt for easy access.
Bringing along a backup rod (or compatible spool) with a full sink or sink-tip line is an obvious solution, but for a quick fix with minimal investment, here are a few pointers on getting your fly down.
Even if you're poling, keep a backup rod loaded with a small crab so you can cast to fish that might be out of range for your bow angler.