The Robinair 40570 1/4 in. Cap with Chain is a brass flare cap that includes a beaded chain. The cap features a neoprene O-ring seal and the 3 inch chain features a split ring at the end. The attached chain prevents the user from losing the cap while servicing a system.

• Neoprene O-ring seal
• Beaded chain of 3 in. length
• Prevents loss of cap with beaded chain