Disposable Syringe with Needle (Hexacare) Size 30ml x 21g-1 1/2" Unit 40's is a sterile, single-use syringe designed for safe and efficient fluid administration. With a 30ml capacity and a 21G needle (0.8mm x 38mm), it is suitable for both deep injections and larger volume fluid transfers. The 1 1/2" needle length ensures effective delivery, and the pack contains 40 syringes, providing ample supply for medical procedures in clinical environments.