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 YX2 Series Syringe Barrels 490ml dual Cartridges 400ml Dispensing Gun YX1 Series Syringe Barrels 50ml empty super glue bottle with cap Nozzle plus silicone caulking tools