Comparison : Item # E2015A, 2" x 1-1/2"
Part E Adapter x Hose Shank
Reducing Cam and Groove Coupling
Item # E2025A, 2" x 2-1/2"
Part E Adapter x Hose Shank
Reducing Cam and Groove Coupling
Item # E2030A, 2" x 3"
Part E Adapter x Hose Shank
Reducing Cam and Groove Coupling
Item # E3020A, 3" x 2"
Part E Adapter x Hose Shank
Reducing Cam and Groove Coupling
Item # E3025A, 3" x 2-1/2"
Part E Adapter x Hose Shank
Reducing Cam and Groove Coupling