NIBCO 1/2"" Copper Tube Cap Nibco 61712 NIBCO 1/2"" Copper Tube Cap

Nibco 617112 This is a 1-1/2"" Copper Tube Cap Nibco 617112.

This is a 1"" Copper Tube Cap Nibco 6171. This is a copper tube cap for a nibco 6171 pen. This is a replacement part for a nibco 6171 pen.

This is a 1/4"" Copper Tube Cap Nibco 61714. This is a copper tube cap for a nibco 61714 pen.

The Nibco nibco_6172 Copper Tube Cap is a 2" copper tube cap designed to protect your tubing from the elements. The cap is made from durable copper and features a rubber seal to keep your tubing...

Nibco 61758 This is a NIBCO 5/8"" Copper Tube Cap Nibco 61758. This is a copper tube cap for a nibco 61758 pen.

Nibco 61738 This is a NIBCO 3/8"" Copper Tube Cap Nibco 61738. This tube cap is made of copper and is 3/8"" in diameter. It is a replacement tube cap for the NIBCO 61738 fountain pen.