Optis Tubeless Tire Insert - 29" x 28-40mm Insert Only ModelNumber=J2618 Front/Rear RR Cassette Body/Freehub 11-12s

Front/Rear RR Cassette Body/Freehub 11-12s XD Hole Count 32H Spacing/Axle 12TA Material Aly Color Blk Weight Brake Type 6B Spacing 148 PCD-L PCD-R LTF-L LTF-R CTF-L CTF-R

}Park Tool BX-3 Rolling Big Blue Box

FF cleaner provides gentle glide cleaning that removes dirt and wax products so that ski bases absorb more wax and run faster

Direct mount design is lighter weight than a spider version

8 Drop Bend Style Compact Cable Routing External Material Carbon Width Measurement Center Width 40 Defined Color Black Clip-on Compatible No

Optis Tubeless Tire Insert - 29" x 28-40mm Insert Only ModelNumber=J2618 Front/Rear RR Cassette Body/Freehub 11-12sOPTIS (Odyssey Pneumatic Tire Insert System) is a lightweight highly tunable high efficiency tubeless tire insert. Tire assemblies are one of the most important performance factors for any bike. They provide all the grip to the ground they serve as a critical first element of the bikes suspension and they provide essential support to the cornering forces that the bike encounters. OPTIS separates the function of the bikes grip from its suspension and