2713J65 connector is required for plumbing 1/4 in. tubing to regulators. Kit includes the following: Ten 1/8 in. nuts, brass Ten 1/4 in. nuts brass Ten 1/8 in. front ferrules, brass Ten 1/4 in. front ferrules, brass Ten 1/8 in. back ferrules, brass Ten 1/4 in. back ferrules, brass Six 1/4 in. caps,...