5″inch Sealed Cartridge Bottom Bracket Square Taper Black or Silver
$13.95 – $15.95
127.5mm Long, modern updated bottom bracket, square tapper ends.
Euro Threaded, will works in new GT frame threaded bottom bracket.
Material: CNC aluminum, Steel, Rubber shields
Threading: 1.370″ X 24 tpi
Threaded cups come off and thread in with Park Tool BBT-32
Need Park Tool BBT-32 to install.