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 250ml plastic glue tube Empty Caulking Sealant Tubes 490ml dual Cartridges 10ml round glue bottle Diaphragm Dispensing Valves B system Mixer Nozles