Hardware World features these products from

Maass Midwest Mfg Inc

Maass Midwest Mfg Inc

3/8x7/16 Rod Coupling

MODEL #: 930163 $ 17.55

Maass Midwest Mfg Inc

3/8x3/8 Rod Coupling

MODEL #: 930160 $ 7.41

Maass Midwest Mfg Inc

7/16x7/16 Rod Coupling

MODEL #: 930166 $ 6.69