IronMind Captains of Crush Hand Gripper No. 4 – 365 lb. Grip Strength

The Captains of Crush No. 4 Gripper is the ultimate hand grip strengthener and forearm exerciser. Crafted from aircraft-grade billet aluminum with a proprietary spring and knurled handles, this legendary tool delivers unparalleled build quality, precision, and durability. With 11 strength levels to choose from, it's suitable for users of all fitness levels, from novice to world-class. Proudly made by IronMind, the industry leader in grip training since 1988, this grip strengthener is a must-have for anyone seeking to build powerful, functional grip strength. Guide - c. 60 lb. / 27 kg (Novice, rehab) Sport - c. 80 lb. / 36 kg (Warm-up, conditioning) Trainer - c. 100 lb. / 45 kg (Strong guys start here) Point Five - c. 120 lb. / 54 kg (Bridge to No. 1) No. 1 - c. 140 lb. / 64 kg (Already gripping, start here) No. 1.5 - c. 167.5 lb. / 76 kg (Bridge to No. 2) No. 2 - c. 195 lb. / 89 kg (Life-saving levels of grip strength) No. 2.5 - c. 237.5 lb. / 108 kg (Bridge to No. 3) No. 3 - c. 280 lb. / 127 kg (World-class: get certified) No. 3.5 - c. 322.5 lb. / 146 kg (Bridge to No. 4) No. 4 - c. 365 lb. / 166 kg (Be like Magnus Samuelsson!)