Tib Bar | Tibialis BarTib Bar Tibialis Bar The Fitness Hero Tib Bar offers a premium strengthener to support muscle training and rehabilitation. Constructed with top quality materials, the bar helps you to maintain optimal performance while also reducing injury risk associated with weaker tibialis muscles. The tibias muscle is the muscle that runs next to the shin bone, down the front of the leg from the knee to the ankle. When the tibias muscle is weak, undue force being