These catch pans are made of aluminum and will fit around traction bars.
It will fit, B, H and K series motors in an EG, DC or EK Chassis.
You will need to fabricate your own mounting set up for this pan.
Update: This is the new redesigned catch pan that is legal in all OGS and MIR events.
Reason for the update was a rule change for the WCF in 2014. These are now compliant.