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Our most popular couplers, hose, clamps, and irrigation parts. Updated automatically based on what customers actually buy.

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Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass Save 20% Save %
$ 16.69
$ 16.69 - $ 16.69
$ 16.69
$ 13.29
$ 13.29 - $ 13.29
$ 13.29

Foster 210-3303, 1/4" ARO Coupler x 3/8" Male NPT, 210 Series, Automatic, Brass and Steel

Reliable 1/4" air connections that interchange with ARO 210 Series couplers and plugs. The Foster 210-3303 is a brass and steel 1/4" coupler from t...

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$ 16.69
$ 16.69 - $ 16.69
$ 16.69
$ 13.29
$ 13.29 - $ 13.29
$ 13.29
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass Save 20% Save %
$ 65.69
$ 65.69 - $ 65.69
$ 65.69
$ 52.49
$ 52.49 - $ 52.49
$ 52.49

Foster 210-3203S/S, 1/4" ARO Coupler x 3/8" Female NPT, 210 Series, Automatic, 303 Stainless Steel

Reliable 1/4" air connections that interchange with ARO 210 Series couplers and plugs. The Foster 210-3203S/S is a 303 stainless steel 1/4" coupler...

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$ 65.69
$ 65.69 - $ 65.69
$ 65.69
$ 52.49
$ 52.49 - $ 52.49
$ 52.49
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Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass Save 20% Save %
$ 16.19
$ 16.19 - $ 16.19
$ 16.19
$ 12.89
$ 12.89 - $ 12.89
$ 12.89

Foster 210-3203, 1/4" ARO Coupler x 3/8" Female NPT, 210 Series, Automatic, Brass and Steel

Reliable 1/4" air connections that interchange with ARO 210 Series couplers and plugs. The Foster 210-3203 is a brass and steel 1/4" coupler from t...

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$ 16.19
$ 16.19 - $ 16.19
$ 16.19
$ 12.89
$ 12.89 - $ 12.89
$ 12.89
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass Save 20% Save %
$ 48.39
$ 48.39 - $ 48.39
$ 48.39
$ 38.69
$ 38.69 - $ 38.69
$ 38.69

Foster 210-3103S/S, 1/4" ARO Coupler x 1/4" Male NPT, 210 Series, Automatic, 303 Stainless Steel

Reliable 1/4" air connections that interchange with ARO 210 Series couplers and plugs. The Foster 210-3103S/S is a 303 stainless steel 1/4" coupler...

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$ 48.39
$ 48.39 - $ 48.39
$ 48.39
$ 38.69
$ 38.69 - $ 38.69
$ 38.69
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Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 16.49
$ 16.49 - $ 16.49
$ 16.49
$ 13.19
$ 13.19 - $ 13.19
$ 13.19

Foster 210-3103, 1/4" ARO Coupler x 1/4" Male NPT, 210 Series, Automatic, Brass and Steel

Reliable 1/4" air connections that interchange with ARO 210 Series couplers and plugs. The Foster 210-3103 is a brass and steel 1/4" coupler from t...

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$ 16.49
$ 16.49 - $ 16.49
$ 16.49
$ 13.19
$ 13.19 - $ 13.19
$ 13.19
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Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
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$ 46.99
$ 46.99 - $ 46.99
$ 46.99
$ 37.59
$ 37.59 - $ 37.59
$ 37.59

Foster 210-3003S/S, 1/4" ARO Coupler x 1/4" Female NPT, 210 Series, Automatic, 303 Stainless Steel

Reliable 1/4" air connections that interchange with ARO 210 Series couplers and plugs. The Foster 210-3003S/S is a 303 stainless steel 1/4" coupler...

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$ 46.99
$ 46.99 - $ 46.99
$ 46.99
$ 37.59
$ 37.59 - $ 37.59
$ 37.59
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 15.79
$ 15.79 - $ 15.79
$ 15.79
$ 12.59
$ 12.59 - $ 12.59
$ 12.59

Foster 210-3003, 1/4" ARO Coupler x 1/4" Female NPT, 210 Series, Automatic, Brass and Steel

Reliable 1/4" air connections that interchange with ARO 210 Series couplers and plugs. The Foster 210-3003 is a brass and steel 1/4" coupler from t...

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$ 15.79
$ 15.79 - $ 15.79
$ 15.79
$ 12.59
$ 12.59 - $ 12.59
$ 12.59
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 65.89
$ 65.89 - $ 65.89
$ 65.89
$ 52.69
$ 52.69 - $ 52.69
$ 52.69

Foster 210-2903S/S, 1/4" ARO Coupler x 1/8" Male NPT, 210 Series, Automatic, 303 Stainless Steel

Reliable 1/4" air connections that interchange with ARO 210 Series couplers and plugs. The Foster 210-2903S/S is a 303 stainless steel 1/4" coupler...

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$ 65.89
$ 65.89 - $ 65.89
$ 65.89
$ 52.69
$ 52.69 - $ 52.69
$ 52.69
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 19.29
$ 19.29 - $ 19.29
$ 19.29
$ 15.49
$ 15.49 - $ 15.49
$ 15.49

Foster 210-2903, 1/4" ARO Coupler x 1/8" Male NPT, 210 Series, Automatic, Brass and Steel

Reliable 1/4" air connections that interchange with ARO 210 Series couplers and plugs. The Foster 210-2903 is a brass and steel 1/4" coupler from t...

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$ 19.29
$ 19.29 - $ 19.29
$ 19.29
$ 15.49
$ 15.49 - $ 15.49
$ 15.49
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
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$ 63.59
$ 63.59 - $ 63.59
$ 63.59
$ 50.89
$ 50.89 - $ 50.89
$ 50.89

Foster 210-2803S/S, 1/4" ARO Coupler x 1/8" Female NPT, 210 Series, Automatic, 303 Stainless Steel

Reliable 1/4" air connections that interchange with ARO 210 Series couplers and plugs. The Foster 210-2803S/S is a 303 stainless steel 1/4" coupler...

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$ 63.59
$ 63.59 - $ 63.59
$ 63.59
$ 50.89
$ 50.89 - $ 50.89
$ 50.89
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 20.59
$ 20.59 - $ 20.59
$ 20.59
$ 16.49
$ 16.49 - $ 16.49
$ 16.49

Foster 210-2803, 1/4" ARO Coupler x 1/8" Female NPT, 210 Series, Automatic, Brass and Steel

Reliable 1/4" air connections that interchange with ARO 210 Series couplers and plugs. The Foster 210-2803 is a brass and steel 1/4" coupler from t...

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$ 20.59
$ 20.59 - $ 20.59
$ 20.59
$ 16.49
$ 16.49 - $ 16.49
$ 16.49
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 18.09
$ 18.09 - $ 18.09
$ 18.09
$ 14.49
$ 14.49 - $ 14.49
$ 14.49

Foster 210-1713, 1/4" ARO Coupler x Push-On Hose Stem, 210 Series, Automatic, Brass and Steel

Reliable 1/4" air connections that interchange with ARO 210 Series couplers and plugs. The Foster 210-1713 is a brass and steel 1/4" coupler from t...

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$ 18.09
$ 18.09 - $ 18.09
$ 18.09
$ 14.49
$ 14.49 - $ 14.49
$ 14.49
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 21% Save %
$ 5.29
$ 5.29 - $ 5.29
$ 5.29
$ 4.19
$ 4.19 - $ 4.19
$ 4.19

Foster 210-17, 1/4" ARO Plug x 3/8" Hose ID, 210 Series, Steel

Reliable 1/4" air connections that interchange with ARO 210 Series couplers and plugs. The Foster 210-17 is a steel 1/4" plug from the Foster 210 S...

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$ 5.29
$ 5.29 - $ 5.29
$ 5.29
$ 4.19
$ 4.19 - $ 4.19
$ 4.19
Save 21% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 14.79
$ 14.79 - $ 14.79
$ 14.79
$ 11.79
$ 11.79 - $ 11.79
$ 11.79

Foster 210-165, 1/4" ARO Plug x 5/16" Hose ID, 210 Series, Steel

Reliable 1/4" air connections that interchange with ARO 210 Series couplers and plugs. The Foster 210-165 is a steel 1/4" plug from the Foster 210 ...

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$ 14.79
$ 14.79 - $ 14.79
$ 14.79
$ 11.79
$ 11.79 - $ 11.79
$ 11.79
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 19% Save %
$ 6.19
$ 6.19 - $ 6.19
$ 6.19
$ 4.99
$ 4.99 - $ 4.99
$ 4.99

Foster 210-16, 1/4" ARO Plug x 1/4" Hose ID, 210 Series, Steel

Reliable 1/4" air connections that interchange with ARO 210 Series couplers and plugs. The Foster 210-16 is a steel 1/4" plug from the Foster 210 S...

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$ 6.19
$ 6.19 - $ 6.19
$ 6.19
$ 4.99
$ 4.99 - $ 4.99
$ 4.99
Save 19% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 16.99
$ 16.99 - $ 16.99
$ 16.99
$ 13.59
$ 13.59 - $ 13.59
$ 13.59

Foster 210-1513, 1/4" ARO Coupler x Push-On Hose Stem, 210 Series, Automatic, Brass and Steel

Reliable 1/4" air connections that interchange with ARO 210 Series couplers and plugs. The Foster 210-1513 is a brass and steel 1/4" coupler from t...

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$ 16.99
$ 16.99 - $ 16.99
$ 16.99
$ 13.59
$ 13.59 - $ 13.59
$ 13.59
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 5.49
$ 5.49 - $ 5.49
$ 5.49
$ 4.39
$ 4.39 - $ 4.39
$ 4.39

Foster 210-12, 1/4" ARO Plug x 1/8" Male NPT, 210 Series, Steel

Reliable 1/4" air connections that interchange with ARO 210 Series couplers and plugs. The Foster 210-12 is a steel 1/4" plug from the Foster 210 S...

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$ 5.49
$ 5.49 - $ 5.49
$ 5.49
$ 4.39
$ 4.39 - $ 4.39
$ 4.39
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 17.49
$ 17.49 - $ 17.49
$ 17.49
$ 13.99
$ 13.99 - $ 13.99
$ 13.99

Foster 210-11S/S, 1/4" ARO Plug x 1/4" Female NPT, 210 Series, 303 Stainless Steel

Reliable 1/4" air connections that interchange with ARO 210 Series couplers and plugs. The Foster 210-11S/S is a 303 stainless steel 1/4" plug from...

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$ 17.49
$ 17.49 - $ 17.49
$ 17.49
$ 13.99
$ 13.99 - $ 13.99
$ 13.99
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 21% Save %
$ 3.29
$ 3.29 - $ 3.29
$ 3.29
$ 2.59
$ 2.59 - $ 2.59
$ 2.59

Foster 210-11, 1/4" ARO Plug x 1/4" Female NPT, 210 Series, Steel

Reliable 1/4" air connections that interchange with ARO 210 Series couplers and plugs. The Foster 210-11 is a steel 1/4" plug from the Foster 210 S...

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$ 3.29
$ 3.29 - $ 3.29
$ 3.29
$ 2.59
$ 2.59 - $ 2.59
$ 2.59
Save 21% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 19.39
$ 19.39 - $ 19.39
$ 19.39
$ 15.49
$ 15.49 - $ 15.49
$ 15.49

Foster 210-10S/S, 1/4" ARO Plug x 1/4" Male NPT, 210 Series, 303 Stainless Steel

Reliable 1/4" air connections that interchange with ARO 210 Series couplers and plugs. The Foster 210-10S/S is a 303 stainless steel 1/4" plug from...

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$ 19.39
$ 19.39 - $ 19.39
$ 19.39
$ 15.49
$ 15.49 - $ 15.49
$ 15.49
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 19% Save %
$ 3.09
$ 3.09 - $ 3.09
$ 3.09
$ 2.49
$ 2.49 - $ 2.49
$ 2.49

Foster 210-10, 1/4" ARO Plug x 1/4" Male NPT, 210 Series, Steel

Reliable 1/4" air connections that interchange with ARO 210 Series couplers and plugs. The Foster 210-10 is a steel 1/4" plug from the Foster 210 S...

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$ 3.09
$ 3.09 - $ 3.09
$ 3.09
$ 2.49
$ 2.49 - $ 2.49
$ 2.49
Save 19% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 37.39
$ 37.39 - $ 37.39
$ 37.39
$ 29.89
$ 29.89 - $ 29.89
$ 29.89

Foster 310-SD9, 3/8" ARO Coupler x Reusable Hose Clamp Fitting, 310 Series, Automatic, Brass and Steel

Reliable 3/8" air connections that interchange with ARO 310 Series couplers and plugs. The Foster 310-SD9 is a brass and steel 3/8" coupler from th...

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$ 37.39
$ 37.39 - $ 37.39
$ 37.39
$ 29.89
$ 29.89 - $ 29.89
$ 29.89
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 37.09
$ 37.09 - $ 37.09
$ 37.09
$ 29.69
$ 29.69 - $ 29.69
$ 29.69

Foster 310-SD7, 3/8" ARO Coupler x Reusable Hose Clamp Fitting, 310 Series, Automatic, Brass and Steel

Reliable 3/8" air connections that interchange with ARO 310 Series couplers and plugs. The Foster 310-SD7 is a brass and steel 3/8" coupler from th...

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$ 37.09
$ 37.09 - $ 37.09
$ 37.09
$ 29.69
$ 29.69 - $ 29.69
$ 29.69
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 38.19
$ 38.19 - $ 38.19
$ 38.19
$ 30.49
$ 30.49 - $ 30.49
$ 30.49

Foster 310-SD13, 3/8" ARO Coupler x Reusable Hose Clamp Fitting, 310 Series, Automatic, Brass and Steel

Reliable 3/8" air connections that interchange with ARO 310 Series couplers and plugs. The Foster 310-SD13 is a brass and steel 3/8" coupler from t...

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$ 38.19
$ 38.19 - $ 38.19
$ 38.19
$ 30.49
$ 30.49 - $ 30.49
$ 30.49
Save 20% Save %

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