Will the MTEK FLUX Gen4 cover fit my PTS Syndicate helmet? What size do I choose? March 22, 2020 09:05 Yes, the MTEK FLUX Gen4 cover fits the PTS Syndicate replica helmet. You choose the M/L option. Need more help? Related articles What helmet cover size do I choose for my MTEK FLUX Helmet? Do you sell a helmet cover for my helmet? Email Us 📧 Does the Team Wendy Exfil Bump LTP/Carbon cover fit the helmet with 3.0 rails? Mechanix M-Pact Agilite Edition Glove Sizing