Specifications: 1. Product structure: Bareel,plunger,latex piston,sterile hypodermic needle 2. Raw material: Barrel Made of h Specifications:Product structure: Bareel,plunger,latex piston,sterile hypodermic needleRaw material: BarrelMade of high transparent medical grade ppPlungerMade of high transparent medical grade ppStandard PistonNature rubberNeedleStainless steel AISILubricantMedical grade ...