SRAM used everything it knew about chain technology to design the PC 1091R Hollow Pin Chain. Hollow Pin technology reduces weight without compromising chain strengthPowerLock allows tool-free chain connection (one-time-use only)More heavily chamfered plates for smoother shifting and a quieter rideNew inner plate finish and chrome-hardened pin construction for increased chain life

• SRAM PG1070 10-Speed Cassette
• SRAM PowerLink Chain Connector - 4 pack
• Park Tool MLP-1 Master Link Pliers
• Sram XG-1090 X-Dome Red Cassette
• SRAM Red Yaw Front Derailleur With Chain Spot