Craftsman 1/4" NPT Universal 3-Piece Coupler/Plug Kit for $3 + free shipping w/ $35

This is at least three times as much everywhere else today.  Choose in-store pickup to dodge the $5.99 shipping fee, or get free shipping with orders of $35 or more by signing up to MyLowe's Rewards. (It's free to join.) Buy Now at Lowe's