Freeman Z1414MMSAP 1/4-Inch by 1/4-Inch Male to Male Swivel Automotive Plug

Hot Max 28130 Tru-Flate 1/4-Inch x 1/4-Inch Male NPT Plug, 10-Pack

Bostitch BTFP72321 Universal 1/4-Inch Series Coupler Push-To-Connect with 1/4-Inch NPT Female Thread

Freeman Z1438MMSIP 1/4-Inch by 3/8-Inch Male to Male Swivel Industrial Plug

Milton S-215 1/4" NPT T Style Coupler and Plug Kit - 5 Piece

Bostitch BTFP72333 Industrial 1/4-Inch Series Swivel Plug with 1/4-Inch NPT Male Thread

Milton S-785 1/4" FNPT T Style Coupler

Legacy A72440C-2PK ColorConnex Blue Type C Automotive 1/4" Body x 1/4" Male NPT Quick-Disconnect Plug - Carded (CP1) - 2 per Package

Tru-Flate 21-607 1/4" NPT Male Fitting x 1/4 NPT Female Fitting Air Line Swivel Fitting

Hot Max 28083 360-degree Universal Swivel 1/4-Inch Male NPT x 1/4-Inch Female NPT