Park Tool BBT-18 Bottom Bracket Tool

The Park Tool BBT‑18 is a heavy‑duty bottom bracket tool built for reliable use in the shop or at home. It makes installing and removing eight‑notch bottom bracket cups straightforward and secure.

• For installing and removing eight‑notch bottom bracket cups

• Heavy‑duty investment‑cast steel construction

• 8 notches with a 43.4 mm outside diameter

• Inside‑to‑inside width of approximately 38 mm

• Each notch is approximately 3.9 mm wide

• Center hole is 22.5 mm (does not fit over 30 mm spindles)

• Fits Shimano Octalink right cup with external notches and ISIS Drive

• Weight: 91 g