Comparison : Item # GMA-CPR-320-06, 6 Pack, Stainless Steel PTFE Lined Pigtails
Item # GMA-CPR-320-06-RGD, 6 Pack, Single Loop Copper Pigtails
Item # GMA-CPR-320-12, 12 Pack, Stainless Steel PTFE Lined Pigtails
Item # GMA-CPR-320-12-RGD, 12 Pack, Single Loop Copper Pigtails
Item # GMA-CPR-320-16, 12 Pack, Stainless Steel 3,600 PSIG PTFE Lined Pigtail