e*thirteen Optimus Tyre - 27.5" - Black Casing:XC including removing O-rings and bearing

including removing O-rings and bearing seals

The charging case can provide an additional 36 hours of charging on the go

High quality L-key set for recessed TORX® screws

Life - 30+ hours

Black XG-1275 features 10-52t range and full X-SYNC technology for best inboard and outboard shifting performance under load

e*thirteen Optimus Tyre - 27.5" - Black Casing:XC including removing O-rings and bearingThe Optimus 2. 4" is designed to deliver confidence inspiring trail traction with lower roll resistance at XC Down Country weights. The 2. 4'' high volume design promises the comfort of burlier trail tires and the same ability to run lower air pressures, but a tread and casing configuration that targets maximum rolling efficiency. The Optimus features e*thirteen's Endurance compound, with a firm base layer and center knobs, and softer medium tack