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Shimano Dura-Ace BR-R9170 Flare Nut Unit SM-BH90 - M9 - Y8RD98010

£6.99 Please note this product has selling restrictions to your country. was
Manufacturer : 
SJS Cycles part number : 
Manufacturer part number : 
For use with Shimano Dura-Ace BR-R9170 disc brake calipers. This nut unit can be used with the ST-R9170, ST-R9120, ST-R8070 & ST-R8020 shifters.

This Flare Nut Unit can also be used on the following brakes:

- Shimano Dura-Ace BR-R9270
- Shimano Ultegra BR-R8170
- Shimano Ultegra BR-R8070
- Shimano 105 BR-R7070
- Shimano Tiagra BR-4770
- Shimano GRX BR-RX810
- Shimano GRX BR-RX400

These are an "A" match which indicates that the parts are the same in materials, appearance, finish & size etc.

Genuine Shimano replacement part.
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Questions & Answers (6) Q & A
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Questions & Answers (6)
Can I use this with the Tiagra 4720 Hydraulic Shifters?
22 Dec 2020
Can I use this with the Tiagra 4720 Hydraulic Shifters?
Hi, SJS part: 51091 is what you need for the St-4720 levers.

JK 30.12.20
Can I use this with the ultegra 6870 groupset?
29 Apr 2020
Hi, no. The 6870 group uses BR-R785 calipers. You need Shimano Ultegra BR-R785 Connecting Bolt Unit - SM-BH59 our part 40847. Thanks 29/04/2020
Can I use this flange bolt with an ultegra sti 6070 hydraulic hose.
28 Apr 2020
Hi, I can not find ultegra sti 6070 in the parts manual so can not advise. Thanks 29/04/2020
Can I use this with GRX ST-RX 400 2x10 STI Dual Control Set?
03 Feb 2020

I would like to know if this Shimano SM-BH90 Flange Connecting Bolt Unit will work with my Shimano GRX ST-RX400 2x10-speed STI Dual Control Set. And how long will it take to be shipped to Italy.
Yes this is suitable, Italy on Standard Shipping takes around 1-2 weeks.

Thanks - 04/02/20
Will this work with the m8020 4 pot calliper
14 Sep 2019
I have a m8000 2 pot calliper and want to change it for the 4 pot m8020 but the banjo bolt won’t fit
The M8020 needs - SJS Cycles part number : 30059
Thanks - 16/09/19
Will this fit Shimano ultegra R8020 on BH90 hose?
16 Jul 2019
If not can you tell me the right one that would fit my R0820's
Thank you for your enquiry, we can confirm that this item will fir your ST-R8020 shifters.
Kind Regards. 17/07/19