A ball's type affects your Miniature bearing
Metatarsal-phalangeal Joint Misalignment Steel cap bearing - This ball of foot issue may be caused by arthritis or other conditions causing deformity and can result in hammertoes. Metatarsal-phalangeal joint misalignment can cause fat tissue that normally cushions the joints is pushed forward and under the toes, allowing more pressure to be placed on the metatarsal heads..
With ball of...