3 ring snaffle and 2.5 ring bits
2.5 and 3 ring bits provide several attachment points for the cheekpieces and reins. The selected position can alter the rein line, rotation of the bit and degree of mechanical amplification.
The overall action depends on the ring geometry, mouthpiece, fit, setup and rider’s hand. Start with the most direct suitable setting and check the current rules before competition.
Read the complete guide: 2.5 and 3 ring bits – action, rein settings and fit.