Park Tool BBT-18 Bottom Bracket Tool size-18mm Lighter than the normal Linear

Lighter than the normal Linear cable

Weight: 213 grams / 7

This bar is 11 butted and heat treated 4130 chromoly

Bearing: ACB Quad Sealed Bearing

double wall rims

Park Tool BBT-18 Bottom Bracket Tool size-18mm Lighter than the normal LinearThe Park Tool BBT 18 Bottom Bracket Tool has 8 notches with an outside diameter of nominally 43. 4mm. The inside to inside width is approximately 38mm. Each notch is approximately 3. 9mm wide. The hole in the center of the casting is 22. 5mm and will not fit over the 30mm spindles. It can be used with a 36mm socket or open ended wrench. The BBT 18 is a heavy duty, investment cast tool for installing and removing the following eight notch bottom