Quote Originally Posted by JUSTSTARTINGNY
21s are huge, I just tried 23's for the first time and what a difference, not as fast injecting but no pain, try one inch pins for quads and go to Spotinjections.com and get all the other answers you need Good luck
dude you can use a 25ga with no problems and i have heard (not done) ppl using 29 ga for thigh injects
as lonng as it's test
winny wouldn't go through a pin that small but test p e and c will