are you speaking of intramuscular syringes?there are a few companies that make them two that I know right off hand are Terumo and BD.both which are Larger gauge (frequently from 25G or 21G),longer needles are often used for intramuscular injections. Muscle syringes are usually 3cc-but sometimes 2 to 5 ccs-with up to a 1-1/2 inch long point.
you have a pm bro