Fittings

High flow:

Milton S-217 1/4" NPT V Style Coupler and Plug Kit - 6 Piece
4.8 out of 5 stars(957)
$15.00 (as of November 26, 2021 02:06 GMT -04:00 - More infoProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.)
Milton S-314VKIT Kit, 14pc Hi-Flo V style 1/4", Purple
4.5 out of 5 stars(1708)
Available for Amazon Prime $36.33 $32.87 (as of November 26, 2021 02:06 GMT -04:00 - More infoProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.)
Milton 760VC-20 ColorFit HighFlowPRO Plugs, V-style Purple, 1/4" NPT Male, Box of 20
4.6 out of 5 stars(548)
Available for Amazon Prime $21.01 (as of November 26, 2021 02:06 GMT -04:00 - More infoProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.)
Milton 764VC ColorFit HighFlowPRO Couplers, V-style Purple, 1/4" NPT Female, Box of 10
4.5 out of 5 stars(239)
$53.99 (as of November 26, 2021 02:06 GMT -04:00 - More infoProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.)
Milton Industries 760 1/4" MNPT HIGHFLOWPRO V-Style/European Interchange Brass Air Plug Fitting (High Volume Low Pressure Application) -Box of 10
4.4 out of 5 stars(261)
$23.57 (as of November 26, 2021 10:19 GMT -04:00 - More infoProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.)

Low flow:

ColorFit by Milton Coupler & Plug Kit - (M-Style, Red) - 1/4" NPT, (14-Piece) - S-314MKIT
4.7 out of 5 stars(4925)
Available for Amazon Prime $22.15 $16.75 (as of November 26, 2021 02:06 GMT -04:00 - More infoProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.)
Milton ColorFit Coupler & Plug Kit (14 Piece), A-Style 1/4 NPT Green, S-314AKIT
4.6 out of 5 stars(238)
Available for Amazon Prime $22.15 $18.87 (as of November 26, 2021 02:06 GMT -04:00 - More infoProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.)
ColorFit by Milton Coupler & Plug Kit - (T-Style, Blue) - 1/4" NPT, (14-Piece) - S-314TKIT
4.4 out of 5 stars(59)
Available for Amazon Prime $22.15 $16.35 (as of November 26, 2021 02:06 GMT -04:00 - More infoProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.)