coupling

1.
Ruland Manufacturing FCR12-4-4-A Coupling, 6 Beam Clamp, Bore 1/4 x 1/4 In

$53.77

+ $6.53 Shipping

2.
Ruland Manufacturing FCR12-3-3-A Coupling, 6 Beam Clamp, Bore 3/16x3/16 In

$57.71

+ $6.54 Shipping

3.
Ruland Manufacturing FCR12-4-3-A Coupling, 6 Beam Clamp, Bore 1/4 x 3/16 In

$53.77

+ $6.53 Shipping