Copper Pipe Clamp x 3/8" (1/2" 13-16mm) - $0.70 
Copper Pipe Clamp x 1/2" (17-23mm) - $0.90 
Copper Pipe Clamp x 3/4" (26-31mm) - $0.95 
Copper Pipe Clamp x 1" (32-38mm) - $1
Copper Pipe Clamp x 1-1/4" (39-49mm) - $1.10
Copper Pipe Clamp x 1-1/2" (50-59mm) - $1.20 
Copper Pipe Clamp x 2" (60-66mm) - $1.50
Copper Pipe Clamp x 2-1/2" (68-76mm) -$1.75 
Copper Pipe Clamp x 4" (105-114) - $2.25
Copper Pipe Clamp x 6" (144-163) - $3.25