BD ECLIPSE™ NEEDLES – BD LUER-LOK™ 305784 Needle, 21G x 1½in., 3mL, Luer-Lok™ Syringe, Detachable Needle, 50/bx, 6 bx/cs (Continental US Only) (Drop Ship Requires Pre-Approval) With this single-handed, needle-based, safety-engineered injection device, BD offers one technology for both injection and blood collection applications. The needle is bevel-oriented to the safety cover to facilitate low-angle injections.