Recent content by atxdingo

Can someone fill me in on what the purpose is for the two knobs at the end of each crossmember? I'm thinking one is to clamp down onto the rail, and the other is to adjust the length of the crossmember. my knobs seem to be really stiff (or I'm too wimpy) and I don't want to break them. From...

Is there a more active group on facebook or other means of social media?

I am interested in swapping and I think I am local to you. looks like the picture is from the round rock dealer?