TOOPRE 5 in 1 Bottom Bracket Tool Remover BBR60 FSA386 Bike Installation Repair Wrench BBR60 BBR9100 FSA 386 Removal Tool. Features: High-strength aluminum alloy material, lightweight design, CNC finishing, precision teeth, anodized, rounded and smooth, knurling process, 5-in-1 function, covering most of the common one-piece mid-air shaft sizes on the market.