Product Description
Another Box crankset engineered and built around their oversized technology, which makes sure that when you push down hard on your pedals that power is actually going to the back wheel and not being wasted.
They feature beefy hollow-forged crank arms and a massive 30mm Praxis M-30 spindle, cold-forged from 7075 aluminium that's precision ground to extremely tight tolerances. The M-30-M Crankset is the absolute stiffest junior race BMX crankset available.
For easy installation and removal the Box One M30-M Crankset features a precision CNC-machined chromoly/alloy self-extracting crank bolt system.
Product Specs
- Crank Type: 2-Piece
- Drive Type: Bolt Drive
- Spindle Diameter: 30mm
- Drive Side: Left & Right Compatible
- Includes BB Bearings: No
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Weight:
145mm - 498g (17.6oz)
150mm - 509g (17.9oz)
155mm - 518g (18.3oz)
NEED SOME HELP UNDERSTANDING BMX CRANKS?
BMX cranks have plenty of options and come in many different constructions and sizes. This may be daunting at first but it's not as complicated as it may seem. Use our handy guide below to find your perfect cranks and if you still have questions just get in touch and we will be happy to help.
Click here to view all BMX Cranks
The length of the cranks arms from the spindle to the pedal. Any length will work on all bikes but there are a few things to consider; If you are purchasing a replacement crank for a child's BMX its best to measure what you are replacing and match accordingly, 10mm either way is acceptable.
99% of all freestyle BMX bikes now come with a standard Mid Bottom Bracket shell which makes frame compatibility easy. The only thing you need to get right is matching up the inner diameter of your BB with the spindle size on your crank. All our cranks have their spindle diameter listed in the specifications and you will need a BB to match - for instance, a 22mm Spindle will require a 22mm Mid BB.
All of our standard sprockets will fit our cranks as they are supplied with the relevant spacers and simply bolt to the crank arm using the spindle bolt.
RHD / LHD or drive-side refers to what side of your bike your drive chain is situated. The standard on BMX bikes is on the right but there are options to run your drivetrain on the left.
This refers to the relationship between the front sprocket and rear cog and determines how easy or hard it is to pedal. The standard gearing for full size Freestyle BMX bikes is 25t - 9t. However, there are some other popular combinations below. Obviously if you like it slighter harder to pedal, you can increase the size of the front sprocket - for example a 27t-9t.
