Cassette Lock Rings

Cassette Lockring Washer for 12t 1st Position Cog Dura-Ace CS-9000 11-Speed Cassette Lockring Dura-Ace CS-R9100 11-Speed Cassette Lockring SLX CS-M7100 Cassette Lock Ring and Spacer Ultegra CS-6700 10-Speed Cassette Lockring for 11t Cog Ultegra CS-R8000 Cassette Lockring and Spacer XT CS-M8000 11-Speed Cassette Lockring for 11t Cog XTR CS-M9000 11-Speed Cassette Lockring for 11t Cog XTR CS-M9100-12 Cassette Lock Ring and Spacer