$3.79 Big O 4 inch Coupler Insert

$3.69 PLUMBeeze Galvanized Insert Coupling - 1 1/4 Inch

$6.29 Big O 2 inch X 3 inch X 4 inch Downspout Adapter

$21.47 Platon Speedclip - Platon Fastener

$9.99 Aquadynamic Fitting Copper Coupling 1/2 Inch (Bag Of 50)

$1.54 Aquadynamic Fitting Copper Reducer Coupling 1/2 Inch x 1/4 Inch Copper To Copper

$1.34 Aquadynamic Fitting Galvanized Iron Coupling 1/2 Inch x 3/8 Inch

$1.28 Aquadynamic Fitting Black Iron Reducer Coupling 1/2 Inch x 3/8 Inch

$1.26 Aquadynamic Fitting Galvanized Iron Coupling 3/4 Inch

$6.99 Big O 4 inch Tee - Insert

$1.74 Aquadynamic Fitting Copper Coupling 1 Inch Copper To Copper

$2.03 Aquadynamic Fitting Black Iron Coupling 1 Inch

$2.29 NIBCO 1-1/4 In. ABS Coupling All Hub

$2.29 NIBCO 4 In. ABS Coupling All Hub

$11.89 Plumb Qwik 4 In. Clay to 4 In. Cast Iron or Plastic Pipe Flexible Coupling

$6.59 NIBCO 4 x 3 ABS Reducing Coupling All Hub

$2.09 NIBCO 2 x 1-1/2 In. ABS Reducing Coupling All Hub

$0.49 NIBCO 1-1/2 In. ABS Coupling All Hub

$4.19 NIBCO 3 x 2 ABS Reducing Coupling All Hub

$0.95 Waterline Accucrimp Engineered Plastic Pex Coupling