- No. 4: The top of the ladder. Nobody has been certified on this gripper since Magnus Samuelsson in 2004*--who will be next? Only 5 people in the World have been able to fully close the CoC No.4 under Certification Guidelines.Captains of Crush Gripper No. 4 - 365 lb. (166kg)*Visit the IronMind website at www.ironmind.com for complete details on how to certify.
- Captains of Crush Hand Gripper No. 3: It’s the international benchmark of a world-class grip. Close this gripper under official conditions and get certified.* IronMind products now available in Australia.No. 3 - 280 lbs ( 127kg )*Visit the IronMind website at www.ironmind.com for complete details on how to certify.