If you are wanting to run a 120mm Rotor on any of the new 2026 RS7 Frames, the OS20 SX450 Frames or other Supercross frames that have slotted sidemount Disc Brake Adapters, this is the mount for you.
Machined from 7075 T-6 Alloy, it allows you to mount a Post Mount Disc Brake to any Sidemount Frame Bracket. Supercross and any other BMX or Big BMX Bike that uses a Sidemount adapter and you want to use a 120mm Rotor on.
The bolts are M6X1.0p Titanium ( Gold Anodized )