Praxis eRing Steel 4 Bolt Chainring - Four Bolt - 104 BCD - Standard Crank Chainline - Round - 32T - 10-12 Speed - Steel PDP|Colour Premium lightweight technology: hollow pin

Premium lightweight technology: hollow pin and hollow inner and outer plate

5kg/8lb capacity

including a number on the brow area which will work to channel fresh air through the helmet

Faceplate eliminates stress risers

One of the early tests to determine how well the foam would 'rebound' back into shape was to repeatedly strike it with a hammer on a concrete floor

Praxis eRing Steel 4 Bolt Chainring - Four Bolt - 104 BCD - Standard Crank Chainline - Round - 32T - 10-12 Speed - Steel PDP|Colour Premium lightweight technology: hollow pinDesigned specifically for e Bikes and longer wear, Praxis's steel e Rings are cold forged from 4130 high grade steel with a nice black oxide finish. Licensed and developed in conjunction with Mountain Racing Products, the Wave pattern tooth profile applies alternating lateral force to each chain link to actively retain the chain to the ring going beyond narrow wide implementations that rely solely on friction, while allowing room for mud, debris, and