Park Tool BBT-18 Bottom Bracket Tool BMX Parts-w-grey-locks Two axle hole design

Two axle hole design

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Two black alloy cable end caps

75" ST ANGLE: 72° HT ANGLE: 74° CLAMP: 31

and 16T cog

Park Tool BBT-18 Bottom Bracket Tool BMX Parts-w-grey-locks Two axle hole designThe 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