The Brass Heir Spring Type:3-Band Mirror Polished Steel Spring Strengthening the thumb pad muscle

Strengthening the thumb pad muscle builds hand thickness and creates a stronger anchor point for heavy grippers

or simply committed to building exceptional hand strength

From strength athletes and climbers to arm wrestlers and grip sport competitors

standard and wide

Grip endurance

The Brass Heir Spring Type:3-Band Mirror Polished Steel Spring Strengthening the thumb pad muscleIntroducing the Brass Heir! Crafted for strength. Designed for legacy. The Brass Heir was born from a vision: to create a gripper that pairs enduring durability with classic design. Built to last and made to be admired, it's more than a tool it's a future heirloom. Precision. Weight. Heritage. The Brass Heir features heavyweight, knurled brass handles for unmatched grip and presence in hand. Choose between a sleek carbon grey spring, or mirror