They call the bottom one the ummm, ummm, ummm, uh, I'll think of it if you give me enough time. The bottom one is the one you want. Tony reproduces the one on top if you need one real bad. Now that he is selling the No Shoc Repro, I would much rather use the No Shoc than the wrong Hawkins on an American gun. The No Shoc is very nice. I just used two original brown No Shocs on two Parkers and they look great. The red ones would look good too.