... injection needle, barrel, plunge, piston, elastic clip, position fi Safety Auto-Destruct SyringeFeatures:1) Consists of injection needle, barrel, plunge, piston ... and plunger broken force are complied with the standard of Q/WYG46-20024) 3ml, 5ml and 10ml available5) Needles can ... be drawn back into barrel after single use, safety and guarantee for single ...