Easily match couplers to the right plugs using color, (red to red)- no more guessing. Use color to distinguish between air lines, such as lubricated vs. non-lubricated, or high pressure vs. low pressure. Durable patent-pending steel sleeve design outlasts the competition by putting steel where you need it most. Milton uses an advanced, proprietary anodizing process. ColorFit V-Style couplers and plugs are compatible with traditional Milton V-Style couplers and plugs, and competitor V-Style couplers and plugs. All threaded connections are 1/4" NPT. ColorFit by Milton Industries- 14 Piece V-Style HIGHFLOWPRO™ S-314VKIT Coupler & Plug SetStop starving your tools of the air they need to perform. More torque and greater speed are just a couple of the benefits possible with ColorFit by Milton Industries’ 14-Piece V-Style HIGHFLOWPRO™ Coupler & Plug Set. This set now offers a customized color-coded system that allows for easy matching of couplers and plugs, among the range of standard Industrial pneumatic air coupler quick connects. Great way to solve that annoying problem of potential cross-contamination between different air lines. By dedicating certain colors to different air lines, this will eliminate the risk of mixing a lubricated line with a dry air line which will prolong your applications and help to quickly finish any project. Each piece coated with Anodized Purple aluminum and heavy duty steel sleeves to prevent scratches or dulling of the coupler and plug after use. Compare to Legacy Flexzilla A53458FZ.MORE POWER WHEN YOU NEED IT:• High Flow PRO couplers and plugs deliver up to 70% more flow to deliver more power to your air tools.• Great for spray paint applications, sand blasting, high CFM blow guns, and more. PUT COLOR TO USE IN YOUR SHOP:• Easily match couplers to the right plugs using color, purple to purple, no more guessing.• Use color to distinguish between air lines, such as lubricated vs. non-lubricated, or high pressure vs. low pressure. SUPERIOR PRODUCT DESIGN:• Durable patent-pending steel sleeve design outlasts the competition by putting steel where you need it most.• Milton uses a proprietary anodizing process that simply lasts longer. COMPATIBILITY• ColorFit V-style couplers and plugs are compatible with traditional Milton V-style couplers and plugs and competitor V-style couplers and plugs.• All threaded connections are 1/4" NPT. INCLUDES:• 6 male plugs• 4 female plugs• 2 male couplers• 2 female couplers SPECIFICATIONS:• Do not exceed 300 PSI• For use with compressed air only **Disclaimer: MILTON INDUSTRIES is NOT affiliated with Legacy-ColorConnex- X-Flo # A73410D, ColorConnex A73420D, ColorConnex A72640C-X, ColorConnex A72410C, ColorConnex A72420C, or Legacy Flexzilla.