BBB - LOCKOUT LOCKRING REMOVERS
BTL-12S - (SHIMANO): Removes cassette lockring from Shimano-compatible cassettes and centre lock hub system.
BTL-12C - (CAMPAGNOLO): Removes cassette lockring from Campagnolo-compatible cassettes.
BTL-128E - (BOSCH) Removes cassette lock-rings of Bosch mid-motor sprockets.