CNC machined alloy dropouts made for use exclusively with our SIREN full suspension bike/frame. Purchasing the derailleur dropout allows you to convert your SIREN from a single speed to a geared setup.
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Material cnc mahcined alloy
Right Side sliding dropout converts Radio Siren Frame/Bike to work with a rear derailleur
Left Side sliding dropout for Radio Siren Frame/Bike including IS-2000 disc brake mount, max rotor size 185mm
