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Btwin Hollowtech II Bottom Bracket Tool
An excellent crank arm thanks to its 11" length, the key benefit of this Hollowtech bottom bracket is that it surrounds your entire bracket for better support and prevents the bracket from deforming.
Free shipping over $49
Final Sale: No returns or exchanges
Free returns
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San Francisco, 735 Market St. Options
Select an available color and size to see options.
Product Features
Compatibility
For Shimano® Hollowtech II-type bottom brackets.
Easy to use
11” crank
Durability
Holds the entire bottom bracket at 360°, limiting damage.
Weight
Weight: 11.7 oz.
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Product Customer Reviews
Useful tool
works perfectly and at a good price
for pedalboard but perfect for disk center look nuts, you simply have to cut a few centimeters of the plastic covering of the key so that it remains parallel to the disk
The wrench is quite wide, when tightening the centerlock discs, you need to keep the wrench as close to the disc as possible very precisely, and due to its thickness, this is not easy.
👍
Ideal product for dismantling cranksets, regarding the center lock discs, I followed other advice in the comments which said to cut the plastic of the handle.
A little too thick too bad
Excellent tool but as mentioned in other comments, if you want to use it for the center lock nuts of certain brake discs, you realize that the thickness of the handle prevents you from correctly positioning the tool on the impression ... Not much is missing but that makes the operation impossible without damaging the equipment. So, this tool only works for bottom bracket cups as is. We must therefore hope for a finer corrected version to correct the problem. For my part, rather than roughly trimming the handle with a cutter, I preferred to buy a second very fine tool on the internet…
Does the job and practical ergonomic handle
What I needed, everything OK
top
In the top
The rubber handle creates an extra thickness preventing the key from being positioned parallel to the ring. Result only 1/3 of the teeth is in good contact with the notches…. For a 40Nm fixing, forget it... I slipped 3 times and damaged the ring 🥲 With the key purchased from a bike shop: no problem!... Design error for a standard Hollowtech key supposed to work for cranksets AND centerlock discs
Good key with good grip
I used it to disassemble a Hollowtech II bottom bracket and then to reassemble a new one. Fits well in this situation. On the other hand, a small downside if you just want to tighten the bottom bracket, the fact that the tool is "closed" means you have to dismantle the cranks. If the tool were "open" like a wrench, there would be no need to disassemble the cranks. Second downside, for the assembly or disassembly of a hollowtech standard lock ring which places a pinion or a brake disc, the plastic which covers the handle rises too high and prevents the key from being properly placed around the lock ring.
Additional Product Information
Composition
Structure: 100.0% Steel ; Handle: 100.0% Polypropylene
Dimensions:
Length: 280 mm.Weight: 11.7 oz.
Compatibility:
Shimano® Hollowtech IICampagnolo® Ultra Torque and Power TorqueRace Face X-typeFSA Mega-ExoTruvativ® GXP, Sram®, GXP and similar with 16 external notches.
Origin
Imported
Btwin Hollowtech II Bottom Bracket Tool
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Heavy products return policy
If you return a product you will receive a refund for the purchase price plus any applicable sales taxes, less any non-refundable charges.
Decathlon will cover all shipping costs associated with your return except for items excluded from our return policy such as bikes, basketball hoops, snowboards, surfboards, tents, and other larger / heavier items.
Return costs for heavy products:
Weight Thresholds | Shipping within California | Shipping outside of California |
---|---|---|
> 9 lbs | $20.00 | $25.00 |
> 30 lbs | $50.00 | $65.00 |
> 100 lbs | $100.00 | $125.00 |
> 200 lbs | $200.00 | $230.00 |
If you return a product at any of our store locations, we will gladly help you find the best alternative product or refund you on the spot.