SOLD Hera industries quad rail , 15in. Nice solid quad made in Germany. Comes with barrel nut for easy installation. I had it mounted to one of my ARS for about 12 months. It works great. Purchased new for $150. Selling for $75. 541 9twoone sixone5two or pm me. I'm in mcminnville willing to drive a short distance for sale. I will be in beaverton on Wednesday October 28th.