bosch carbon cranks with pics and weight

SEBA

Active member
Sep 11, 2019
357
135
French Provence High Alps
sram xx 165mm
praxis 165mm
rf era 160mm
praxis 160mm
e13 160mm

IMG20240910192014.jpg IMG20240910192035.jpg IMG20240910192048.jpg IMG20240910192119.jpg IMG20240917083220.jpg IMG20240917083229.jpg IMG20240917083245.jpg IMG20240917083442.jpg
 
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Dirtnvert

E*POWAH Elite World Champion
Sep 25, 2018
1,463
1,695
BC Canada
Good stuff! So close in weight.Do any of those come in 155 or shorter? Im curious to know how much heavier aluminium is by comparison. Any idea?
 

irie

E*POWAH Elite World Champion
Subscriber
May 2, 2022
2,624
2,685
Chichester, W.Sussex, UK
Miranda 155 eBike cranks, about £45-50 from Amazon UK. This is our spare set which is
20240911_174456.jpg
without self'extracting bolts which can be removed from our existing Miranda cranks if necessary.

Edit: Wanted but couldn't find 155mm lightweight (~350g) carbon cranks anywhere so went with 155mm alloy cranks which all seem to be about 450g+
 
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jetskier973

Member
Nov 9, 2023
23
13
Gardner, KS.
Miranda 155 eBike cranks, about £45-50 from Amazon UK. This is our spare set which is View attachment 146611 without self'extracting bolts which can be removed from our existing Miranda cranks if necessary.

Edit: Wanted but couldn't find 155mm lightweight (~350g) carbon cranks anywhere so went with 155mm alloy cranks which all seem to be about 450g+
I use Miranda 150mm and do like them. They are the cheapest, for sure. And they ship lightening fast! Had no idea they were so heavy!
But they don't deal with abuse very well. I'm on my 5th set. My fault, of course. I tend to pedal through and around everything and get some wicked pedal strikes, especially around fast corners.
I'm focusing on recognizing where potential pedal strikes exist if I choose to pedal, and I am opting to coast through these areas now. And as Martha always says, "that's a good thing".
Still considering Hope, but they are pricey!
 

E-MAD MALC

Active member
Subscriber
Nov 16, 2021
404
229
EAST SUSSEX
I use Miranda 150mm and do like them. They are the cheapest, for sure. And they ship lightening fast! Had no idea they were so heavy!
But they don't deal with abuse very well. I'm on my 5th set. My fault, of course. I tend to pedal through and around everything and get some wicked pedal strikes, especially around fast corners.
I'm focusing on recognizing where potential pedal strikes exist if I choose to pedal, and I am opting to coast through these areas now. And as Martha always says, "that's a good thing".
Still considering Hope, but they are pricey!
I bought three sets if these 150-155-160 so I could determine which was suitable for different applications
These are good cranks and cheap to swap out if seriously damged
 

irie

E*POWAH Elite World Champion
Subscriber
May 2, 2022
2,624
2,685
Chichester, W.Sussex, UK
I use Miranda 150mm and do like them. They are the cheapest, for sure. And they ship lightening fast! Had no idea they were so heavy!
But they don't deal with abuse very well. I'm on my 5th set. My fault, of course. I tend to pedal through and around everything and get some wicked pedal strikes, especially around fast corners.
I'm focusing on recognizing where potential pedal strikes exist if I choose to pedal, and I am opting to coast through these areas now. And as Martha always says, "that's a good thing".
Still considering Hope, but they are pricey!
Pedal strikes transmit side load potentially causing internal motor damage. Stiff cranks transmit more side load than cranks which bend. Side loads have to go somewhere, so take your choice: bent cranks, or stiff cranks with higher risk of motor damage.
 

jetskier973

Member
Nov 9, 2023
23
13
Gardner, KS.
Pedal strikes transmit side load potentially causing internal motor damage. Stiff cranks transmit more side load than cranks which bend. Side loads have to go somewhere, so take your choice: bent cranks, or stiff cranks with higher risk of motor damage.
I agree with this 100%, and thank you for reminding me about this important consideration.
This is an important note for people to think about when deciding on cranks to buy. I believe I owe Miranda Cranks a big thanks for sparing my motor. I can ride with a funky crank, can't ride with a damaged motor.
You've reminded me why I shouldn't spend $300+ usd on high end cranks. The terrain I ride around here is much too chunky with rocks and roots. And while I've gotten much better about flowing through the turns (which seems faster anyway), the potential for a pedal strike still looms on every fast sweeping turn I decide to spin through.
 

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