Removes and installs all Campagnolo cassette lockrings (including 11-speed) Also fits Campagnolo Record(TM), Chorus(TM), Centaur(TM) and Athena(TM) bottom brackets Features a 1` hex drive and can be used with the FRW-1 Bottom Bracket Tool BBT-5/FR-11UPC/EAN/GTIN: 763477003515