Shimano Type C2 Rear Bolt for Flat Mount BR-R8170 / BR-R7170

Shimano Type C2 Bolt for BR-R8170 and BR-R7170 Flat Mount Rear Brake Calipers

The Shimano Flat Mount type C2 rear bolt is used to attach the Ultegra BR-R8170 and 105 BR-R7170 brake caliper to the frame. A type C bolt must also be used. Depending on the brake rotor size and frame type, the brake caliper is either attached directly to the chainstay or via an adapter. The bolt is available in different lengths for frame diameters from 10 to 35 mm. Tighten them firmly with a 4 mm hex tool 6 to 8 Nm.

Specifications:

Type:

Brake caliper bolt

Drive Size:

4 mm hex

Material:

steel

Technical Information:

Torque max:

8 Nm

Compatibility:

• Ultegra BR-R8170*
• 105 BR-R7170*
• GRX BR-RX820-LE*
• also fits BR-R9270

* 1 type C2 bolt and 1 type C bolt are required. Type C2 is further away from the dropout and can not be secured with a snap retainer.

Features:

• for installing the rear brake caliper on the chainstay (when using 140 mm or 160 mm rotors on FM 160/180 frames)
• for installing the SM-MA-R160-DD adapter on the chainstay (when using 180 mm or 160 mm rotors on FM 140/160 frames)

Models:

10 mm:

Frame Diameter:

10 mm

Bolt Length:

19 mm

Manufacturer Number:

Y2J708000

15 mm:

Frame Diameter:

15 mm

Bolt Length:

24 mm

Manufacturer Number:

Y2J708050

20 mm:

Frame Diameter:

20 mm

Bolt Length:

29 mm

Manufacturer Number:

Y2J708010

25 mm:

Frame Diameter:

25 mm

Bolt Length:

34 mm

Manufacturer Number:

Y2J708020

30 mm:

Frame Diameter:

30 mm

Bolt Length:

39 mm

Manufacturer Number:

Y2J708030

35 mm:

Frame Diameter:

35 mm

Bolt Length:

44 mm

Manufacturer Number:

Y2J708040

Contents:

• 1 x Shimano flat mount type C2 bolt