PrimoChill CTR Phase II D5 Reservoir / Advanced D5 Pump Top Replacement O-Ring - Single

The PrimoChill CTR Phase II Reservoir Replacement O-Ring allows you to have an extra on hand or replace any broken or missing o-rings. This O-ring is what is used to seal the pump to the base on D5 enabled reservoirs. It is also used between the pump and pump top on Advanced D5 Pump Top models. Features Simple usage Specifications Works with Advanced D5 Pump Top Works with CTR D5 Pump Top Included Parts 1x Rubber O-ring Warnings PrimoChill is not responsible for any hardware damage. Use at your own risk.