Captains of Crush Grippers: designed and built for performance.

The gold standard for building and testing hand strength, Captains of Crush Grippers are the single most important grip strength tool you can choose--for the quickest gains in grip strength and hand health.

No. 4: The top of the ladder. Nobody has been certified on this gripper since Magnus Samuelsson in 2004--who will be next?

No. 1272 (1 lb.) No. 4 @365 lb. $19.95

GPS for your grip training--know where you are and you'll reach your goal faster. Here's how you gauge the gap and track your progress--precisely.

No. 1440 (.25 lb.) $9.95

Extra tethers for our CoC Training Center.

No. 1331-T (.25 lb.) $6.00

Not just a valuable training tool, it's a handy way to keep your grippers in place.

For 10 CoC Grippers, 10" x 4".

No. 1433-C-10 (1 lb.) $19.95

Not just a valuable training tool, it's a handy way to keep your grippers in place.

For 5 CoC Grippers, 5" x 4".

No. 1433-C-5 (.5 lb.) $16.95

What They Are and How to Close Them, Second Edition
by Randall J. Strossen, Ph.D., with J. B. Kinney and Nathan Holle

Joe Kinney calls it the CoC owner's guide: it traces their history, outlines gripper basics, and gives you loads of training information.

No. 1354 (.5 lb.) $19.95

Here's a handy way to keep CoC Grippers--from beginner to CoC-certified levels of strength--within easy reach, ready for training.

No. 1331 (4 lb.) $44.95

The CoC Silver Bullet will put you on target for your 2012 gripper goals. Mark your best effort by squeezing the CoC Silver Bullet between the handles of your CoC Gripper.

No. 1467 (.25 lb.) $14.95