you guys no what, i injected .5cc into tricep yesterday and its sore as hell today, i dont think there is anyway around that ,so why not stick with 3cc in glutes, 2cc in delts like ive been doing ,at least i can get more volume that way, i mean maybe cause never injected in tricep but dam .5cc and sore as shit today ,whats the point of slin pins vs my usual 25 gauge 1 inch