Side Mount Rod Holders and mounting brackets are constructed of formed 316 stainless steel with plastic end cap. Accommodates rods up to 1-5/8” in diameter. Installs with four #8 RH fasteners (not included)., Constructed of injection molded polypropylene these Side Mount Rod Holders feature an integral, molded-in standoff. Located on the back of the rod holder this standoff allows direct mounting to any flat surface. Accommodates rods up to 1-3/4” in diameter. Installs with two #10 RH fasteners (not included)., Side Mount Rod Holders are constructed of injection molded polypropylene with 304 stainless steel mounting brackets. Accommodates rods up to 1-3/4” in diameter. Installs with four #8 RH fasteners (not included).