Comparison : Item # 1015-DA-SS, Dixon Reducing Cam & Groove Couplings
Item # 1015-DA-AL, Dixon Reducing Cam & Groove Couplings
Item # 1510-DA-AL, Dixon Reducing Cam & Groove Couplings
Item # 1510-DA-SS, Dixon Reducing Cam & Groove Couplings
Item # 1520-DA-AL, Dixon Reducing Cam & Groove Couplings