Knuckle Bender Coil Spring (10 pcs.)

Description

The Knuckle Bender Coil Springs are designed to assist the intrinsic muscle weakness. Ideal for those with ulnar nerve palsy. The spring can be turned upside down to increase spring power. Its torque force at full finger extension is ca. 1000 g. cm. This kit includes 10 knuckle bender coils.