OneUp Components Chain Guide V2 MFPN=03.18.24.2001 or as some would call

or as some would call it

which is why almost every EWS pro runs both a chainguide and narrow wide chainring

and 16g cartridges for road bikes and commuters

Compound: Sintered Metallic or Organic

COMPATIBLE GEARS: 10

OneUp Components Chain Guide V2 MFPN=03.18.24.2001 or as some would callEliminate dropped chains forever with the new OneUp Components Guide. As the trend for lower and slacker bikes continues, 'Little bikes' are getting more and more capable everyday. Revised for 2019 the OneUp Guide uses simple, one tool installation and adjustment as well as an all new tool less flip At only 40g the OneUp Chain Guide weighs less than a sip of water. WHY DO I NEED A GUIDE AND A NARROW WIDE CHAINRING? NW rings are awesome, but they're