[GSK88]

Originally Posted by dutch13

Pick up this. There was a few used ones that were for sale in the parts thread. I think groombug was selling a couple. http://www.ebairsoft.com/tactical-eo...10-p-1635.html

And for the price of the EB one I'd find a RS one on the classifieds lol.

Just for reference, the 553 is the one that usually doesn't need a riser right? Or is it all the "taller" models?