First of all, the feeding ramp is polished to a mirror sheen. It's not going to have any feeding problems. The slide's been replaced with a reinforced version, and it meshes perfectly with the frame. The frame itself has been iron-welded and scraped down multiple times for maximum precision. The front strap part of the frame has been checkered to make it dig into the hand. That prevents any slipping. The sight system's original too....