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€29.66
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Cryptic Flow Bottom Bracket Mid BB 22mm axle | Silver
€25.06
Regular price:
€27.36
Fiction Savage Bottom Bracket Mid BB 22mm axle | Silver (1) (1) (1) (1)
€17.22
Regular price:
€20.46
Fiction Savage Bottom Bracket Mid BB 22mm axle | Silver (1) (1) (1) (1)
€17.22
Regular price:
€20.46
Salt Rookie Bottom Bracket Mid BB 22mm axle | Black
€16.53
Regular price:
€20.46
Salt Rookie Bottom Bracket Mid BB Axle 19mm | Black
€16.53
Regular price:
€20.46
Stolen Revolver Bottom Bracket Mid BB 19mm axle | Black
€18.83
Regular price:
€22.76
Stolen Revolver Bottom Bracket Mid BB 19mm axle | Black (1)
€25.06
Regular price:
€29.66
Stolen Revolver Bottom Bracket Mid BB 19mm axle | Black (1) (1)
€25.06
Regular price:
€29.66
Stolen Revolver Bottom Bracket Mid BB 19mm axle | Black (1) (1) (1)
€25.06
Regular price:
€29.66
Stolen Revolver Bottom Bracket Mid BB 19mm axle | Black (1) (1) (1) (1)
€25.06
Regular price:
€29.66
Stolen Revolver Bottom Bracket Mid BB 19mm axle | Black (1) (1) (1) (1) (1)
€25.06
Regular price:
€29.66
Fiction Savage Bottom Bracket Mid BB 19mm axle | Black
€18.16
The bottom bracket in a BMX bike is a key part of the drivetrain.
It’s where the arms of the crankset connect, and thanks to the bottom bracket, you can turn the pedals on your bike.
The bottom bracket consists of bearings and cups that are either threaded or pressed into the bottom bracket shell.
The bottom bracket shell is the part of the bike frame where the seat tube, down tube, and chainstays meet.
Due to the constant stress it’s exposed to, the shell is made from strong and durable materials.
FAQ – BMX Bottom Brackets
What is the function of a BMX bottom bracket?
The bottom bracket connects the crank arms and allows the pedals to rotate freely. It’s a key part of the BMX bike’s drivetrain.
What are the types of BMX bottom brackets?
The most common are Mid, Spanish, Euro, and American bottom brackets. They differ in shell diameter, installation method, and weight.
How do I know which bottom bracket fits my BMX?
Measure the diameter of your frame’s bottom bracket shell or check your bike’s specifications. The shell type (Mid, Spanish, Euro, American) determines compatibility.
Does any BMX bottom bracket fit any crankset?
No. You must match the bottom bracket to the crank spindle diameter (usually 19 mm, 22 mm, or sometimes 24 mm) and the shell type of your frame.
How often should I replace my BMX bottom bracket?
There’s no fixed schedule. If you notice play in the cranks, hear creaking, or feel resistance when pedaling – it’s time for servicing or replacement.
Can I replace my BMX bottom bracket myself?
Yes, if you have the right tools: a crank puller, Allen keys, and for press-fit bottom brackets – a bearing press. If you’re inexperienced, it’s best to visit a bike shop.
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