NiteRider Pro Series Low Profile Helmet Strap Mount Derailleur Capacity-10 Chainline/Hub Compatibility 141/148 Boost Hubs

Chainline/Hub Compatibility 141/148 Boost Hubs Chainline/Hub Compatibility 157 Super Boost Hubs Defined Color Black Direct Mount Type Direct Mount SRAM Material Aluminum Offset 3 Ring Position/Type Chain Retaining Single Ring Round or Oval Oval Tooth Count 30

}Shimano XTR CS-M9000 11-Speed 11t cog for 11-40t Cassette

}Shimano Dura-Ace BR-R9200-R Road Caliper Brake - Rear Dual Pivot Black

Three multi-tools begin the 8-Bit System: 8-Bit Chainbreaker + Utility Knife Multi-Tool 8-Bit Tire Lever + Rim Dent Remover Multi-Tool and 8-Bit Pack Pliers

Defined Color Gray Brake Caliper Type Flat Mount Brake Lever Actuation Hydraulic Rotor Included No Pad Compound Organic

NiteRider Pro Series Low Profile Helmet Strap Mount Derailleur Capacity-10 Chainline/Hub Compatibility 141/148 Boost HubsHandlebar and helmet mounts for NiteRider light systems only TECH SPECS description helmet mount, Pro Series single beam models