Captains of Crush® No. 2.5 Gripper Certification:
Official certification list for the No. 2.5 Captains of Crush® gripper
Get certified: Rules for Closing and Certification.
Captains of Crush song by Laing - play it here.
Meet our Captains of Crush grippers. Visit the IronMind e-store for CoC® grippers and Crushed-to-Dust! Grip Tools.
Find out more about hand strength and training with our Captains of Crush grippers; and take a look at John Brookfield's Grip Tips, for over 60 grip training exercises.