Comparison : |
Item # B1510A, 1-1/2" x 1" Part B Coupler x Male NPT Reducing Cam and Groove Coupling Item # B2015A, 2" x 1-1/2" Part B Coupler x Male NPT Reducing Cam and Groove Coupling Item # B2030A, 2" x 3" Part B Coupler x Male NPT Reducing Cam and Groove Coupling Item # B3020A, 3" x 2" Part B Coupler x Male NPT Reducing Cam and Groove Coupling Item # B3040A, 3" x 4" Part B Coupler x Male NPT Reducing Cam and Groove Coupling
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