Product Name: WJ116 0.5ml C Type Livestock Continuous Syringe 1) Specification: 0.5ml, 1ml, 2ml, 5ml, 10ml dose capacity 2) Dose adjustable: 0.1-5ml adjustable continuous syringe 3) Material: First Grade chrome plated Brass 4) Spare Parts: 1 set Aspirating liquid long needle and Releasing air needle 1 Piece Aspirating liquid ingress tube 1 set Glass tube with piston 1 set Sealing washer and rings and Spring etc Attach written directions