Spacer Ring Best Fittings 200/300 bar

This Best Fittings 200/300 bar spacer ring allows the use of a 200/232 bar fill adaptor in a 300 bar DIN female valve. The Best Fittings spacer ring is great for use with HW100, Steyr LG/LP, Hämmerli, Röhm, Walther and other 200/232 bar fill adaptors on a 300 bar charging cylinder.