HI! NEW GUY ON THE BLOCK. I WANT TO MOUNT SOME SMALL FLIES SIZE 18 - 20 IN A SHADOW BOX. I CANNOT FIND A SMALL DIAMETER ACRYLIC ROD. I HAVE 1/16" CLEAR ROD FROM PLASTRUCT. THEY DO NOT MAKE A SMALLER DIAMETER. I HATE TO SAY 1/32"? DOES ANYONE HAVE ANY SUGGESTIONS. THANKS