H689d: OEM alloy rear derailleur mech hanger, dropout replacement, replacement hanger Bulls # 5009-545-51, same as Pilo D834

H689d Rear Derailleur Hanger Thru-Axle for Bulls bike frames. Made with CNC technology. Lighter and more durable than the cast hanger. For use with Standard mount Rear Derailleurs only. Assembly from inside. Assembly over the axle.

Get your bike back on the road or trail in a matter of minutes with this simple-to-fit, durable replacement gear hanger.

Compatible with models of following brands (not exhaustive):

• Bulls
• Bulls Bushmaster SL 29
   
• Hercules

Mounting on frame:     inner
Mounting Hardware not included
Material:     CNC machined aviation aluminium
Axle diameter:   142x12mm Through axle, thread pitch 1.5 mm
Color: Silver
Derailleur mount type:     Standard mount

Equivalent To:
Bulls # 5009-545-51 (External Thread M16x1.5)
Bulls # 5009-545-51X
Pilo D834 (External Thread M16x1.0)
Derailleur Hanger #
Marwi GH-

The derailleur hanger on your bike is designed to break under heavy load or impact. This protects your bike's frame and derailleur from getting damaged. Your ride can quickly come to an end if you break your derailleur hanger. It's a good idea to carry a spare so no ride is left unfinished.