Double Barrel

Double Barrel Barbell Adapter

The Double Barrel adapts 4 GrenEggs into a balanced Barbell shaker

Front-to-Back shaking action matches the volume and intensity of any tube shaker

Plus the added bonus of side-to-side shaking action found in a good barbell shaker

2 ways to lock the GrenEggs onto the adapter:
– Lock bands quickly hook the next of the GrenEggs to the adapter
– Lock pins provide a more confident locking method

2 Items available:
Adapter Kit: Adapter + 4 lock pins
Complete Kit: 4 GrenEggs (regular shot) + adapter + 4 lock pins + 4 lock bands

Link: (buy it now on Amazon)