Praxis eRing Steel 4 Bolt Chainring - Four Bolt - 104 BCD - Standard Crank Chainline - Round - 32T - 10-12 Speed - Steel PDP|Colour By doing away with the

By doing away with the clicky mechanism Lezyne have been able to make the Torque Drive Wrench much lighter than your normal shop quality torque wrench

10mm size is sold as a set of 4 bolts only (no nuts) for threaded 104 x 30T chainring

Fidlock magnetic closure

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 By doing away with theDesigned 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