End cap and Tip cap seals Product Item:YX2 series Silicone-Free - Chloride Free Blue colour polyethylene end caps seal the neck opening of the barrel when not in use or in storage. Send Inquiry Live chat Product Detail Tags: End cap and Tip cap seals Share: Related Products Blunt metal needles tapered tip Empty Caulking Sealant Tubes YX1 Series Syringe Barrels 100cc Vertical Design Diaphragm Dispensing Valve Teflon 5ml round eyelash adhesive bottle Oval Flat End All Metal Tips