Peterson Plastic flare caps are designed just to block off your hose ends when you want to store them or block them off during maintenance.
**These will not hold pressure like the aluminium Speedflow versions.**
820-03-PL -3 Flare Plug CD-300
820-04-PL -4 Flare Plug CD-400
820-06-PL -6 Flare Plug CD-600
820-08-PL -8 Flare Plug CD-800
820-10-PL -10 Flare Plug CD-1000
820-12-PL -12 Flare Plug CD-1200
820-16-PL -16 Flare Plug CD-1600