Optis Tubeless Tire Insert - 29" x 28-40mm Insert w/ Standard Presta Valve Length-539 Bar end compatible

Bar end compatible

8mm Clamp 40cm Black

Direct Mount Type Direct Mount CINCH Tooth Count 26 Drivetrain Speeds 9 Drivetrain Speeds 10 Drivetrain Speeds 11 Drivetrain Speeds 12 Defined Color Green Material Aluminum Ring Position/Type Chain Retaining Single Ring Round or Oval Round Offset 3 Chainline/Hub Compatibility 135/142 MTB Hubs Chainline/Hub Compatibility 170/177 Hubs Chainline/Hub Compatibility 190/197 Hubs Chainline/Hub Compatibility 150/157 DH Hubs Chainline/Hub Compatibility 157 Super Boost Hubs Chainline/Hub Compatibility 141/148 Boost Hubs

30mm TCS Tubeless compatible rims with 3-cross lacing and brass nipples

Optis Tubeless Tire Insert - 29" x 28-40mm Insert w/ Standard Presta Valve Length-539 Bar end compatibleOdyssey Pneumatic Tire Insert System Lightweight, highly tunable, high efficiency, tubeless tire insert Prevents tire burping Alows for lower tire pressures Protects the rim and tire against impacts Locks the tire bead and provides a temporary run flat period if the tire is damaged installation is easy and helps to seat tires Allows for low rolling resistance TECH SPECS Model Optis Size 29" Tire W Rim W 28 40mm Package Each Weight 142g